Add grams & gray backlog calculators

calculators_list.md

@@ -1278,8 +1278,48 @@ The registry currently contains 1333 unique calculator slugs.
 | Grains to Zeptograms – Continue down to zeptogram counts to highlight the minute mass. | grains-to-zeptograms | weight | 6.479891e19 |
 | Grams per cubic centimeter to Grams per Milliliter – Recognize that 1 g/cm³ equals 1 g/mL for density clarity. | grams-per-cubic-centimeter-to-grams-per-milliliter | fluids | 1 |
 | Grams per cubic centimeter to Kilograms per Cubic Meter – Convert grams per cubic centimeter into kg/m³ for engineering spec sheets. | grams-per-cubic-centimeter-to-kilograms-per-cubic-meter | fluids | 1000 |
+| Grams per cubic centimeter to Pounds per Cubic Foot – Turn metric density into imperial pounds per cubic foot for building specs. | grams-per-cubic-centimeter-to-pounds-per-cubic-foot | fluids | 62.4279605743 |
 | Grams per cubic centimeter to Kilograms per liter – A fluid density of 1 g/cm³ equals how many kg/L? | grams-per-cubic-centimeter-to-kilograms-per-liter | fluids | 1 |
+| Grams per liter to Milligrams per Liter – Convert grams per liter into milligrams per liter for water-quality reporting. | grams-per-liter-to-milligrams-per-liter | fluids | 1000 |
+| Grams per liter to Molarity – Turn a grams-per-liter reading into molarity when a molar mass is supplied. | grams-per-liter-to-molarity | fluids | Molarity |
+| Grams per liter to Percent – Map grams per liter into mass percent when the solution density is known. | grams-per-liter-to-percent | fluids | Multi-Variable |
+| Grams per liter to Percent Abv – Convert grams per liter into percent ABV with the beverage density. | grams-per-liter-to-percent-abv | fluids | Multi-Variable |
+| Grams per liter to Ppb – Express a grams-per-liter concentration as parts per billion for trace analysis. | grams-per-liter-to-ppb | fluids | 1000000 |
+| Grams per liter to Ppm – Express grams per liter as parts per million for environmental windows. | grams-per-liter-to-ppm | fluids | 1000 |
+| Grams per liter to Proof – Translate grams per liter into proof when alcohol density and ABV are known. | grams-per-liter-to-proof | fluids | Multi-Variable |
 | Grams per milliliter to Kilograms per cubic meter – A solution at 1.2 g/mL corresponds to how many kg/m³? | grams-per-milliliter-to-kilograms-per-cubic-meter | fluids | 1000 |
+| Grams per milliliter to Grams per Cubic Centimeter – Since a milliliter equals a cubic centimeter, this is a 1:1 conversion. | grams-per-milliliter-to-grams-per-cubic-centimeter | fluids | 1 |
+| Grams per milliliter to Kilograms per Liter – Translate grams per milliliter into kilograms per liter for lab data sheets. | grams-per-milliliter-to-kilograms-per-liter | fluids | 1 |
+| Grams per milliliter to Pounds per Cubic Foot – Scale grams per milliliter into pounds per cubic foot for imperial references. | grams-per-milliliter-to-pounds-per-cubic-foot | fluids | 62.4279605743 |
+| Grams to Amu – Convert a gram into atomic mass units for precise reaction counts. | grams-to-amu | weight | 6.0221407620811226e+23 |
+| Grams to Atomic Mass Units – Translate grams into atomic mass units when bridging scales. | grams-to-atomic-mass-units | weight | 6.0221407620811226e+23 |
+| Grams to Attograms – Expand grams into attograms for ultrasmall sampling. | grams-to-attograms | weight | 1e+18 |
+| Grams to Centigrams – Express grams as centigrams for classroom conversions. | grams-to-centigrams | weight | 100 |
+| Grams to Cloves – Convert grams into clove units for spice-scale intuition. | grams-to-cloves | weight | 2.7557782773109697e-07 |
+| Grams to Daltons – Turn grams into daltons to describe molecular-level masses. | grams-to-daltons | weight | 6.0221407620811226e+23 |
+| Grams to Earth Masses – Scale grams into Earth masses for cosmic-scale storytelling. | grams-to-earth-masses | weight | 1.6744276387723766e-28 |
+| Grams to Femtograms – Show how many femtograms hide inside a single gram. | grams-to-femtograms | weight | 1e+15 |
+| Grams to Gamma (mass) – Express grams in gamma units for microgram-level counts. | grams-to-gamma-mass | weight | 1000000 |
+| Grams to Hundredweight – Fit grams into US hundredweights for bulk shipping. | grams-to-hundredweight | weight | 0.000022046226218487758 |
+| Grams to Hundredweight (cwt) – Keep the cwt shorthand when documenting freight. | grams-to-hundredweight-cwt | weight | 0.000022046226218487758 |
+| Grams to Long Tons – Convert grams into UK long tons for imperial comparisons. | grams-to-long-tons | weight | 9.842065276110606e-07 |
+| Grams to Metric Tons – Translate grams into metric tons for global shipping. | grams-to-metric-tons | weight | 0.000001 |
+| Grams to Nanograms – Paint gram weights as nanograms for sensor-level detail. | grams-to-nanograms | weight | 1e+9 |
+| Grams to Picograms – Dive deeper with picogram-level equivalents. | grams-to-picograms | weight | 1e+12 |
+| Grams to Planck Mass – Show how many Planck masses live inside a gram. | grams-to-planck-mass | weight | 45946.71834753547 |
+| Grams to Quarters – Translate grams into quarters for agricultural lore. | grams-to-quarters | weight | 0.00008818490487395103 |
+| Grams to Short Tons – Scale grams into short tons for trucking manifests. | grams-to-short-tons | weight | 1.1023113109243879e-06 |
+| Grams to Slugs – Compare grams with slugs for mechanical engineer analogies. | grams-to-slugs | weight | 0.00006852176556196105 |
+| Grams to Solar Masses – Drop a gram into solar masses for astrophysical analogies. | grams-to-solar-masses | weight | 5.0289921396852857e-34 |
+| Grams to Stones – Convert grams into stones for British historical weights. | grams-to-stones | weight | 0.0001574730444177697 |
+| Grams to Tons – Express grams in tons for industrial scaling. | grams-to-tons | weight | 1.1023113109243879e-06 |
+| Grams to Yoctograms – Push gram measures into yoctograms for ultra-microscale stories. | grams-to-yoctograms | weight | 1e+24 |
+| Grams to Zeptograms – Continue down to zeptogram counts for theoretical reports. | grams-to-zeptograms | weight | 1e+21 |
+| Gray to Banana Equivalent Dose – Convert grays into banana equivalent doses (1 banana ≈ 0.1 µSv). | gray-to-banana-equivalent-dose | radiation | 10000000 |
+| Gray to Becquerel – Turn absorbed dose into becquerels when decay energy and mass are specified. | gray-to-becquerel | radiation | Multi-Variable |
+| Gray to Coulomb Per Kilogram – Express gray exposure as coulombs per kilogram once the medium is defined. | gray-to-coulomb-per-kilogram | radiation | Multi-Variable |
+| Gray to Counts Per Minute – Convert gray readings into counts per minute when detector efficiency and energy are known. | gray-to-counts-per-minute | radiation | Multi-Variable |
+| Gray to Curie – Translate gradient doses into curies with information about the radioactive source. | gray-to-curie | radiation | Multi-Variable |
 | Grams to Drams – A tea blend calls for 2 grams; how many drams should you measure? | grams-to-drams | weight | 0.564383 |
 | Grams to Kilograms – A parcel weighs 3,000 grams; how many kilograms is that weight? | grams-to-kilograms | weight | 0.001 |
 | Grams to Momme – A silk roll weighs 20 grams; how many momme does that equal? | grams-to-momme | weight | 0.2666667 |
@@ -6336,46 +6376,46 @@ The registry currently contains 1333 unique calculator slugs.
 - [x] Grains to Zeptograms
 - [x] Grams Per Cubic Centimeter to Grams Per Milliliter
 - [x] Grams Per Cubic Centimeter to Kilograms Per Cubic Meter
-- [ ] Grams Per Cubic Centimeter to Pounds Per Cubic Foot
+- [x] Grams Per Cubic Centimeter to Pounds Per Cubic Foot
-- [ ] Grams Per Liter to mg/l
+- [x] Grams Per Liter to mg/l
-- [ ] Grams Per Liter to Molarity
+- [x] Grams Per Liter to Molarity
-- [ ] Grams Per Liter to Percent
+- [x] Grams Per Liter to Percent
-- [ ] Grams Per Liter to Percent Abv
+- [x] Grams Per Liter to Percent Abv
-- [ ] Grams Per Liter to Ppb
+- [x] Grams Per Liter to Ppb
-- [ ] Grams Per Liter to Ppm
+- [x] Grams Per Liter to Ppm
-- [ ] Grams Per Liter to Proof (alcohol)
+- [x] Grams Per Liter to Proof (alcohol)
-- [ ] Grams Per Milliliter to Grams Per Cubic Centimeter
+- [x] Grams Per Milliliter to Grams Per Cubic Centimeter
-- [ ] Grams Per Milliliter to Kilograms Per Liter
+- [x] Grams Per Milliliter to Kilograms Per Liter
-- [ ] Grams Per Milliliter to Pounds Per Cubic Foot
+- [x] Grams Per Milliliter to Pounds Per Cubic Foot
-- [ ] Grams to Amu
+- [x] Grams to Amu
-- [ ] Grams to Atomic Mass Units
+- [x] Grams to Atomic Mass Units
-- [ ] Grams to Attograms
+- [x] Grams to Attograms
-- [ ] Grams to Centigrams
+- [x] Grams to Centigrams
-- [ ] Grams to Cloves
+- [x] Grams to Cloves
-- [ ] Grams to Daltons
+- [x] Grams to Daltons
-- [ ] Grams to Earth Masses
+- [x] Grams to Earth Masses
-- [ ] Grams to Femtograms
+- [x] Grams to Femtograms
-- [ ] Grams to Gamma (mass)
+- [x] Grams to Gamma (mass)
-- [ ] Grams to Hundredweight
+- [x] Grams to Hundredweight
-- [ ] Grams to Hundredweight (cwt)
+- [x] Grams to Hundredweight (cwt)
-- [ ] Grams to Long Tons
+- [x] Grams to Long Tons
-- [ ] Grams to Metric Tons
+- [x] Grams to Metric Tons
-- [ ] Grams to Nanograms
+- [x] Grams to Nanograms
-- [ ] Grams to Picograms
+- [x] Grams to Picograms
-- [ ] Grams to Planck Mass
+- [x] Grams to Planck Mass
-- [ ] Grams to Quarters
+- [x] Grams to Quarters
-- [ ] Grams to Short Tons
+- [x] Grams to Short Tons
-- [ ] Grams to Slugs
+- [x] Grams to Slugs
-- [ ] Grams to Solar Masses
+- [x] Grams to Solar Masses
-- [ ] Grams to Stones
+- [x] Grams to Stones
-- [ ] Grams to Tons
+- [x] Grams to Tons
-- [ ] Grams to Yoctograms
+- [x] Grams to Yoctograms
-- [ ] Grams to Zeptograms
+- [x] Grams to Zeptograms
-- [ ] Gray to Banana Equivalent Dose
+- [x] Gray to Banana Equivalent Dose
-- [ ] Gray to Becquerel
+- [x] Gray to Becquerel
-- [ ] Gray to Coulomb Per Kilogram
+- [x] Gray to Coulomb Per Kilogram
-- [ ] Gray to Counts Per Minute
+- [x] Gray to Counts Per Minute
-- [ ] Gray to Curie
+- [x] Gray to Curie
 - [ ] Gray to Disintegrations Per Second
 - [ ] Gray to Microsievert
 - [ ] Gray to Millirem

hdyc-svelte/src/lib/data/calculators.ts

@@ -520,7 +520,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "inches-of-water-to-pascals", "name": "Inches of Water to Pascals", "category": "length", "type": "standard", "labels": {"in1": "Inches of Water", "in2": "Pascals"}, "factor": 249.08891},
   {"slug": "inches-of-centimeters", "name": "Inches to Centimeters", "category": "length", "type": "standard", "labels": {"in1": "Inches", "in2": "Centimeters"}, "factor": 2.54},
   {"slug": "inches-of-millimeters", "name": "Inches to Millimeters", "category": "length", "type": "standard", "labels": {"in1": "Inches", "in2": "Millimeters"}, "factor": 25.4},
-  {"slug": "centigrams-to-grams", "name": "Centigrams to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Centigrams", "in2": "Grams"}, "factor": 0.01},
+  {"slug": "centigrams-to-grams", "name": "Centigrams to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Centigrams", "in2": "Grams"}, "factor": 0.01, "hidden": true},
   {"slug": "centiliters-to-liters", "name": "Centiliters to Liters", "category": "volume", "type": "standard", "labels": {"in1": "Centiliters", "in2": "Liters"}, "factor": 0.01, "hidden": true},
   {"slug": "centimeters-to-feet", "name": "Centimeters to Feet", "category": "length", "type": "standard", "labels": {"in1": "Centimeters", "in2": "Feet"}, "factor": 0.032808399},
   {"slug": "centimeters-to-meters", "name": "Centimeters to Meters", "category": "length", "type": "standard", "labels": {"in1": "Centimeters", "in2": "Meters"}, "factor": 0.01, "hidden": true},
@@ -1296,8 +1296,48 @@ export const calculators: CalculatorDef[] = [
   {"slug": "grains-to-zeptograms", "name": "Grains to Zeptograms", "category": "weight", "type": "standard", "teaser": "Continue down to zeptogram counts to highlight the minute mass.", "labels": {"in1": "Grains", "in2": "Zeptograms"}, "factor": 6.479891e+19},
   {"slug": "grams-per-cubic-centimeter-to-grams-per-milliliter", "name": "Grams per cubic centimeter to Grams per Milliliter", "category": "fluids", "type": "standard", "teaser": "Recognize that 1 g/cm\u00b3 equals 1 g/mL for density clarity.", "labels": {"in1": "Grams per cubic centimeter", "in2": "Grams per Milliliter"}},
   {"slug": "grams-per-cubic-centimeter-to-kilograms-per-cubic-meter", "name": "Grams per cubic centimeter to Kilograms per Cubic Meter", "category": "fluids", "type": "standard", "teaser": "Convert grams per cubic centimeter into kg/m\u00b3 for engineering spec sheets.", "labels": {"in1": "Grams per cubic centimeter", "in2": "Kilograms per Cubic Meter"}, "factor": 1000.0},
+  {"slug": "grams-per-cubic-centimeter-to-pounds-per-cubic-foot", "name": "Grams per cubic centimeter to Pounds per Cubic Foot", "category": "fluids", "type": "standard", "teaser": "Turn metric density into imperial pounds per cubic foot for building specs.", "labels": {"in1": "Grams per cubic centimeter", "in2": "Pounds per Cubic Foot"}, "factor": 62.4279605743},
   {"slug": "grams-per-cubic-centimeter-to-kilograms-per-liter", "name": "Grams per cubic centimeter to Kilograms per liter", "category": "fluids", "type": "standard", "teaser": "A fluid density of 1 g/cm\u00b3 equals how many kg/L?", "labels": {"in1": "Grams per cubic centimeter", "in2": "Kilograms per liter"}},
+  {"slug": "grams-per-liter-to-milligrams-per-liter", "name": "Grams per liter to Milligrams per Liter", "category": "fluids", "type": "standard", "teaser": "Convert grams per liter into milligrams per liter for water-quality reporting.", "labels": {"in1": "Grams per liter", "in2": "Milligrams per Liter"}, "factor": 1000.0},
+  {"slug": "grams-per-liter-to-molarity", "name": "Grams per liter to Molarity", "category": "fluids", "type": "standard", "teaser": "Turn a grams-per-liter reading into molarity when a molar mass is supplied.", "labels": {"in1": "Grams per liter", "in2": "Molarity"}},
+  {"slug": "grams-per-liter-to-percent", "name": "Grams per liter / Percent", "category": "fluids", "type": "3col", "teaser": "Map grams per liter into mass percent when the solution density is known.", "labels": {"in1": "Grams per liter", "in2": "Percent", "in3": "Grams per liter / Percent"}},
+  {"slug": "grams-per-liter-to-percent-abv", "name": "Grams per liter / Percent Abv", "category": "fluids", "type": "3col", "teaser": "Convert grams per liter into percent ABV with the beverage density.", "labels": {"in1": "Grams per liter", "in2": "Percent Abv", "in3": "Grams per liter / Percent Abv"}},
+  {"slug": "grams-per-liter-to-ppb", "name": "Grams per liter to Ppb", "category": "fluids", "type": "standard", "teaser": "Express a grams-per-liter concentration as parts per billion for trace analysis.", "labels": {"in1": "Grams per liter", "in2": "Ppb"}, "factor": 1000000.0},
+  {"slug": "grams-per-liter-to-ppm", "name": "Grams per liter to Ppm", "category": "fluids", "type": "standard", "teaser": "Express grams per liter as parts per million for environmental windows.", "labels": {"in1": "Grams per liter", "in2": "Ppm"}, "factor": 1000.0},
+  {"slug": "grams-per-liter-to-proof", "name": "Grams per liter / Proof", "category": "fluids", "type": "3col", "teaser": "Translate grams per liter into proof when alcohol density and ABV are known.", "labels": {"in1": "Grams per liter", "in2": "Proof", "in3": "Grams per liter / Proof"}},
   {"slug": "grams-per-milliliter-to-kilograms-per-cubic-meter", "name": "Grams per milliliter to Kilograms per cubic meter", "category": "fluids", "type": "standard", "teaser": "A solution at 1.2 g/mL corresponds to how many kg/m\u00b3?", "labels": {"in1": "Grams per milliliter", "in2": "Kilograms per cubic meter"}, "factor": 1000.0},
+  {"slug": "grams-per-milliliter-to-grams-per-cubic-centimeter", "name": "Grams per milliliter to Grams per Cubic Centimeter", "category": "fluids", "type": "standard", "teaser": "Since a milliliter equals a cubic centimeter, this is a 1:1 conversion.", "labels": {"in1": "Grams per milliliter", "in2": "Grams per Cubic Centimeter"}, "hidden": true},
+  {"slug": "grams-per-milliliter-to-kilograms-per-liter", "name": "Grams per milliliter to Kilograms per Liter", "category": "fluids", "type": "standard", "teaser": "Translate grams per milliliter into kilograms per liter for lab data sheets.", "labels": {"in1": "Grams per milliliter", "in2": "Kilograms per Liter"}},
+  {"slug": "grams-per-milliliter-to-pounds-per-cubic-foot", "name": "Grams per milliliter to Pounds per Cubic Foot", "category": "fluids", "type": "standard", "teaser": "Scale grams per milliliter into pounds per cubic foot for imperial references.", "labels": {"in1": "Grams per milliliter", "in2": "Pounds per Cubic Foot"}, "factor": 62.4279605743},
+  {"slug": "grams-to-amu", "name": "Grams to Amu", "category": "weight", "type": "standard", "teaser": "Convert a gram into atomic mass units for precise reaction counts.", "labels": {"in1": "Grams", "in2": "Amu"}, "factor": 6.022140762081123e+23},
+  {"slug": "grams-to-atomic-mass-units", "name": "Grams to Atomic Mass Units", "category": "weight", "type": "standard", "teaser": "Translate grams into atomic mass units when bridging scales.", "labels": {"in1": "Grams", "in2": "Atomic Mass Units"}, "factor": 6.022140762081123e+23},
+  {"slug": "grams-to-attograms", "name": "Grams to Attograms", "category": "weight", "type": "standard", "teaser": "Expand grams into attograms for ultrasmall sampling.", "labels": {"in1": "Grams", "in2": "Attograms"}, "factor": 1e+18},
+  {"slug": "grams-to-centigrams", "name": "Grams to Centigrams", "category": "weight", "type": "standard", "teaser": "Express grams as centigrams for classroom conversions.", "labels": {"in1": "Grams", "in2": "Centigrams"}, "factor": 100.0},
+  {"slug": "grams-to-cloves", "name": "Grams to Cloves", "category": "weight", "type": "standard", "teaser": "Convert grams into clove units for spice-scale intuition.", "labels": {"in1": "Grams", "in2": "Cloves"}, "factor": 2.75577827731097e-07},
+  {"slug": "grams-to-daltons", "name": "Grams to Daltons", "category": "weight", "type": "standard", "teaser": "Turn grams into daltons to describe molecular-level masses.", "labels": {"in1": "Grams", "in2": "Daltons"}, "factor": 6.022140762081123e+23},
+  {"slug": "grams-to-earth-masses", "name": "Grams to Earth Masses", "category": "weight", "type": "standard", "teaser": "Scale grams into Earth masses for cosmic-scale storytelling.", "labels": {"in1": "Grams", "in2": "Earth Masses"}, "factor": 1.6744276387723765e-28},
+  {"slug": "grams-to-femtograms", "name": "Grams to Femtograms", "category": "weight", "type": "standard", "teaser": "Show how many femtograms hide inside a single gram.", "labels": {"in1": "Grams", "in2": "Femtograms"}, "factor": 1000000000000000.0},
+  {"slug": "grams-to-gamma-mass", "name": "Grams to Gamma (mass)", "category": "weight", "type": "standard", "teaser": "Express grams in gamma units for microgram-level counts.", "labels": {"in1": "Grams", "in2": "Gamma (mass)"}, "factor": 1000000.0},
+  {"slug": "grams-to-hundredweight", "name": "Grams to Hundredweight", "category": "weight", "type": "standard", "teaser": "Fit grams into US hundredweights for bulk shipping.", "labels": {"in1": "Grams", "in2": "Hundredweight"}, "factor": 2.2046226218487758e-05},
+  {"slug": "grams-to-hundredweight-cwt", "name": "Grams to Hundredweight (cwt)", "category": "weight", "type": "standard", "teaser": "Keep the cwt shorthand when documenting freight.", "labels": {"in1": "Grams", "in2": "Hundredweight (cwt)"}, "factor": 2.2046226218487758e-05},
+  {"slug": "grams-to-long-tons", "name": "Grams to Long Tons", "category": "weight", "type": "standard", "teaser": "Convert grams into UK long tons for imperial comparisons.", "labels": {"in1": "Grams", "in2": "Long Tons"}, "factor": 9.842065276110607e-07},
+  {"slug": "grams-to-metric-tons", "name": "Grams to Metric Tons", "category": "weight", "type": "standard", "teaser": "Translate grams into metric tons for global shipping.", "labels": {"in1": "Grams", "in2": "Metric Tons"}, "factor": 1e-06},
+  {"slug": "grams-to-nanograms", "name": "Grams to Nanograms", "category": "weight", "type": "standard", "teaser": "Paint gram weights as nanograms for sensor-level detail.", "labels": {"in1": "Grams", "in2": "Nanograms"}, "factor": 1000000000.0},
+  {"slug": "grams-to-picograms", "name": "Grams to Picograms", "category": "weight", "type": "standard", "teaser": "Dive deeper with picogram-level equivalents.", "labels": {"in1": "Grams", "in2": "Picograms"}, "factor": 1000000000000.0},
+  {"slug": "grams-to-planck-mass", "name": "Grams to Planck Mass", "category": "weight", "type": "standard", "teaser": "Show how many Planck masses live inside a gram.", "labels": {"in1": "Grams", "in2": "Planck Mass"}, "factor": 45946.71834753547},
+  {"slug": "grams-to-quarters", "name": "Grams to Quarters", "category": "weight", "type": "standard", "teaser": "Translate grams into quarters for agricultural lore.", "labels": {"in1": "Grams", "in2": "Quarters"}, "factor": 8.818490487395103e-05},
+  {"slug": "grams-to-short-tons", "name": "Grams to Short Tons", "category": "weight", "type": "standard", "teaser": "Scale grams into short tons for trucking manifests.", "labels": {"in1": "Grams", "in2": "Short Tons"}, "factor": 1.102311310924388e-06},
+  {"slug": "grams-to-slugs", "name": "Grams to Slugs", "category": "weight", "type": "standard", "teaser": "Compare grams with slugs for mechanical engineer analogies.", "labels": {"in1": "Grams", "in2": "Slugs"}, "factor": 6.852176556196105e-05},
+  {"slug": "grams-to-solar-masses", "name": "Grams to Solar Masses", "category": "weight", "type": "standard", "teaser": "Drop a gram into solar masses for astrophysical analogies.", "labels": {"in1": "Grams", "in2": "Solar Masses"}, "factor": 5.028992139685286e-34},
+  {"slug": "grams-to-stones", "name": "Grams to Stones", "category": "weight", "type": "standard", "teaser": "Convert grams into stones for British historical weights.", "labels": {"in1": "Grams", "in2": "Stones"}, "factor": 0.0001574730444177697},
+  {"slug": "grams-to-tons", "name": "Grams to Tons", "category": "weight", "type": "standard", "teaser": "Express grams in tons for industrial scaling.", "labels": {"in1": "Grams", "in2": "Tons"}, "factor": 1.102311310924388e-06},
+  {"slug": "grams-to-yoctograms", "name": "Grams to Yoctograms", "category": "weight", "type": "standard", "teaser": "Push gram measures into yoctograms for ultra-microscale stories.", "labels": {"in1": "Grams", "in2": "Yoctograms"}, "factor": 1e+24},
+  {"slug": "grams-to-zeptograms", "name": "Grams to Zeptograms", "category": "weight", "type": "standard", "teaser": "Continue down to zeptogram counts for theoretical reports.", "labels": {"in1": "Grams", "in2": "Zeptograms"}, "factor": 1e+21},
+  {"slug": "gray-to-banana-equivalent-dose", "name": "Gray to Banana Equivalent Dose", "category": "radiation", "type": "standard", "teaser": "Convert grays into banana equivalent doses (1 banana \u2248 0.1 \u00b5Sv).", "labels": {"in1": "Gray", "in2": "Banana Equivalent Dose"}, "factor": 10000000.0},
+  {"slug": "gray-to-becquerel", "name": "Gray / Becquerel", "category": "radiation", "type": "3col", "teaser": "Turn absorbed dose into becquerels when decay energy and mass are specified.", "labels": {"in1": "Gray", "in2": "Becquerel", "in3": "Gray / Becquerel"}},
+  {"slug": "gray-to-coulomb-per-kilogram", "name": "Gray / Coulomb Per Kilogram", "category": "radiation", "type": "3col", "teaser": "Express gray exposure as coulombs per kilogram once the medium is defined.", "labels": {"in1": "Gray", "in2": "Coulomb Per Kilogram", "in3": "Gray / Coulomb Per Kilogram"}},
+  {"slug": "gray-to-counts-per-minute", "name": "Gray / Counts Per Minute", "category": "radiation", "type": "3col", "teaser": "Convert gray readings into counts per minute when detector efficiency and energy are known.", "labels": {"in1": "Gray", "in2": "Counts Per Minute", "in3": "Gray / Counts Per Minute"}},
+  {"slug": "gray-to-curie", "name": "Gray / Curie", "category": "radiation", "type": "3col", "teaser": "Translate gradient doses into curies with information about the radioactive source.", "labels": {"in1": "Gray", "in2": "Curie", "in3": "Gray / Curie"}},
   {"slug": "grams-to-drams", "name": "Grams to Drams", "category": "weight", "type": "standard", "teaser": "A tea blend calls for 2 grams; how many drams should you measure?", "labels": {"in1": "Grams", "in2": "Drams"}, "factor": 0.564383},
   {"slug": "grams-to-kilograms", "name": "Grams to Kilograms", "category": "weight", "type": "standard", "teaser": "A parcel weighs 3,000 grams; how many kilograms is that weight?", "labels": {"in1": "Grams", "in2": "Kilograms"}, "factor": 0.001},
   {"slug": "grams-to-momme", "name": "Grams to Momme", "category": "weight", "type": "standard", "teaser": "A silk roll weighs 20 grams; how many momme does that equal?", "labels": {"in1": "Grams", "in2": "Momme"}, "factor": 0.2666667, "hidden": true},
@@ -1509,7 +1549,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "liters-to-bushels", "name": "Liters to Bushels", "category": "volume", "type": "standard", "teaser": "Convert liters to US dry bushels.", "labels": {"in1": "Liters", "in2": "Bushels"}, "factor": 0.0284130625, "hidden": true},
   {"slug": "liters-to-centiliters", "name": "Liters to Centiliters", "category": "volume", "type": "standard", "teaser": "Convert liters to centiliters.", "labels": {"in1": "Liters", "in2": "Centiliters"}, "factor": 100.0},
   {"slug": "pecks-to-liters", "name": "Pecks to Liters", "category": "volume", "type": "standard", "teaser": "Convert US pecks into liters (1 peck = 9.09218 liters).", "labels": {"in1": "Pecks", "in2": "Liters"}, "factor": 9.09218},
-  {"slug": "yoctograms-to-grams", "name": "Yoctograms to Grams", "category": "weight", "type": "standard", "teaser": "Convert a yoctogram-scale mass into grams.", "labels": {"in1": "Yoctograms", "in2": "Grams"}, "factor": 1e-24},
+  {"slug": "yoctograms-to-grams", "name": "Yoctograms to Grams", "category": "weight", "type": "standard", "teaser": "Convert a yoctogram-scale mass into grams.", "labels": {"in1": "Yoctograms", "in2": "Grams"}, "factor": 1e-24, "hidden": true},
   {"slug": "yoctograms-to-micrograms", "name": "Yoctograms to Micrograms", "category": "weight", "type": "standard", "teaser": "Express a yoctogram mass as micrograms for instrumentation.", "labels": {"in1": "Yoctograms", "in2": "Micrograms"}, "factor": 1e-18},
   {"slug": "yoctograms-to-nanograms", "name": "Yoctograms to Nanograms", "category": "weight", "type": "standard", "teaser": "Translate yoctograms into nanograms for lab notes.", "labels": {"in1": "Yoctograms", "in2": "Nanograms"}, "factor": 1e-15},
   {"slug": "yoctograms-to-picograms", "name": "Yoctograms to Picograms", "category": "weight", "type": "standard", "teaser": "Convert yoctograms into picograms for molecular weights.", "labels": {"in1": "Yoctograms", "in2": "Picograms"}, "factor": 1e-12},
@@ -1539,7 +1579,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "yoctograms-to-short-tons", "name": "Yoctograms to Short Tons", "category": "weight", "type": "standard", "teaser": "Scale yoctograms up to short tons for bulk weight checks.", "labels": {"in1": "Yoctograms", "in2": "Short Tons"}, "factor": 1.10231131092e-30},
   {"slug": "yoctograms-to-slugs", "name": "Yoctograms to Slugs", "category": "weight", "type": "standard", "teaser": "Translate yoctograms into slugs when referencing engineering mass units.", "labels": {"in1": "Yoctograms", "in2": "Slugs"}, "factor": 6.85217658554e-29},
   {"slug": "yoctograms-to-solar-masses", "name": "Yoctograms to Solar Masses", "category": "weight", "type": "standard", "teaser": "Compare yoctogram probes with the mass of the Sun.", "labels": {"in1": "Yoctograms", "in2": "Solar Masses"}, "factor": 5.02899213969e-58},
-  {"slug": "zeptograms-to-grams", "name": "Zeptograms to Grams", "category": "weight", "type": "standard", "teaser": "Convert a zeptogram mass into grams.", "labels": {"in1": "Zeptograms", "in2": "Grams"}, "factor": 1e-21},
+  {"slug": "zeptograms-to-grams", "name": "Zeptograms to Grams", "category": "weight", "type": "standard", "teaser": "Convert a zeptogram mass into grams.", "labels": {"in1": "Zeptograms", "in2": "Grams"}, "factor": 1e-21, "hidden": true},
   {"slug": "zeptograms-to-micrograms", "name": "Zeptograms to Micrograms", "category": "weight", "type": "standard", "teaser": "Express a zeptogram as micrograms.", "labels": {"in1": "Zeptograms", "in2": "Micrograms"}, "factor": 1e-15},
   {"slug": "zeptograms-to-nanograms", "name": "Zeptograms to Nanograms", "category": "weight", "type": "standard", "teaser": "Translate zeptograms into nanograms.", "labels": {"in1": "Zeptograms", "in2": "Nanograms"}, "factor": 1e-12},
   {"slug": "zeptograms-to-picograms", "name": "Zeptograms to Picograms", "category": "weight", "type": "standard", "teaser": "Convert zeptograms into picograms.", "labels": {"in1": "Zeptograms", "in2": "Picograms"}, "factor": 1e-09},
@@ -1712,7 +1752,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "f-stops-to-t-stops", "name": "f-stops to T-stops", "category": "other", "type": "standard", "teaser": "Treat f-number as t-stop under ideal transmission.", "labels": {"in1": "f-stops", "in2": "T-stops"}},
   {"slug": "focal-length-to-angle-of-view", "name": "Focal length to Angle of view", "category": "other", "type": "aov", "teaser": "Approximate horizontal angle on 35mm full-frame (36mm width).", "labels": {"in1": "Focal length", "in2": "Angle of view"}},
   {"slug": "millimeters-to-awg", "name": "Millimeters to AWG", "category": "electrical", "type": "awg", "teaser": "Convert conductor diameter in millimeters to AWG gauge.", "labels": {"in1": "Millimeters", "in2": "AWG"}},
-  {"slug": "molarity-to-grams-per-liter", "name": "Molarity to Grams per liter", "category": "other", "type": "molarity", "teaser": "Convert molar concentration to grams per liter using molar mass.", "labels": {"in1": "Molarity (mol/L)", "in2": "Grams per liter", "in3": "Molar mass (g/mol)"}},
+  {"slug": "molarity-to-grams-per-liter", "name": "Molarity to Grams per liter", "category": "other", "type": "molarity", "teaser": "Convert molar concentration to grams per liter using molar mass.", "labels": {"in1": "Molarity (mol/L)", "in2": "Grams per liter", "in3": "Molar mass (g/mol)"}, "hidden": true},
   {"slug": "rockwell-c-to-brinell", "name": "Rockwell C to Brinell", "category": "other", "type": "brinell-rockwell", "teaser": "Convert Rockwell C hardness into Brinell hardness numbers.", "labels": {"in1": "Rockwell C", "in2": "Brinell"}, "hidden": true},
   {"slug": "rockwell-c-to-vickers", "name": "Rockwell C to Vickers", "category": "other", "type": "rockwell-vickers", "teaser": "Convert Rockwell C hardness into Vickers hardness values.", "labels": {"in1": "Rockwell C", "in2": "Vickers"}},
   {"slug": "saybolt-universal-seconds-to-centistokes", "name": "Saybolt Universal Seconds to Centistokes", "category": "fluids", "type": "sus-cst", "teaser": "Translate Saybolt viscosity readings into kinematic centistokes.", "labels": {"in1": "Saybolt Universal Seconds", "in2": "Centistokes"}},
@@ -1728,7 +1768,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "amu-to-femtograms", "name": "Amu to Femtograms", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Femtograms"}, "factor": 1.6605390665999998e-09},
   {"slug": "amu-to-gamma-mass", "name": "Amu to Gamma (mass)", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Gamma (mass)"}, "factor": 1.6605390665999998e-18},
   {"slug": "amu-to-grains", "name": "Amu to Grains", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Grains"}, "factor": 2.5626033934830078e-23, "hidden": true},
-  {"slug": "amu-to-grams", "name": "Amu to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Grams"}, "factor": 1.6605390666e-24},
+  {"slug": "amu-to-grams", "name": "Amu to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Grams"}, "factor": 1.6605390666e-24, "hidden": true},
   {"slug": "amu-to-hundredweight", "name": "Amu to Hundredweight", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Hundredweight"}, "factor": 3.6608619906900106e-29},
   {"slug": "amu-to-hundredweight-cwt", "name": "Amu to Hundredweight (cwt)", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Hundredweight (cwt)"}, "factor": 3.2686267774017954e-29},
   {"slug": "amu-to-kilograms", "name": "Amu to Kilograms", "category": "weight", "type": "standard", "labels": {"in1": "Amu", "in2": "Kilograms"}, "factor": 1.6605390666e-27},
@@ -1878,7 +1918,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "atomic-mass-units-to-femtograms", "name": "Atomic Mass Units to Femtograms", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Femtograms"}, "factor": 1.6605390665999998e-09},
   {"slug": "atomic-mass-units-to-gamma-mass", "name": "Atomic Mass Units to Gamma (mass)", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Gamma (mass)"}, "factor": 1.6605390665999998e-18},
   {"slug": "atomic-mass-units-to-grains", "name": "Atomic Mass Units to Grains", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Grains"}, "factor": 2.5626033934830078e-23, "hidden": true},
-  {"slug": "atomic-mass-units-to-grams", "name": "Atomic Mass Units to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Grams"}, "factor": 1.6605390666e-24},
+  {"slug": "atomic-mass-units-to-grams", "name": "Atomic Mass Units to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Grams"}, "factor": 1.6605390666e-24, "hidden": true},
   {"slug": "atomic-mass-units-to-hundredweight", "name": "Atomic Mass Units to Hundredweight", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Hundredweight"}, "factor": 3.6608619906900106e-29},
   {"slug": "atomic-mass-units-to-hundredweight-cwt", "name": "Atomic Mass Units to Hundredweight (cwt)", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Hundredweight (cwt)"}, "factor": 3.2686267774017954e-29},
   {"slug": "atomic-mass-units-to-long-tons", "name": "Atomic Mass Units to Long Tons", "category": "weight", "type": "standard", "labels": {"in1": "Atomic Mass Units", "in2": "Long Tons"}, "factor": 1.634313388700898e-30},
@@ -1931,7 +1971,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "attograms-to-earth-masses", "name": "Attograms to Earth Masses", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Earth Masses"}, "factor": 1.6744248350691535e-46},
   {"slug": "attograms-to-gamma-mass", "name": "Attograms to Gamma (mass)", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Gamma (mass)"}, "factor": 9.999999999999998e-13},
   {"slug": "attograms-to-grains", "name": "Attograms to Grains", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Grains"}, "factor": 1.5432358352941432e-17, "hidden": true},
-  {"slug": "attograms-to-grams", "name": "Attograms to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Grams"}, "factor": 9.999999999999999e-19},
+  {"slug": "attograms-to-grams", "name": "Attograms to Grams", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Grams"}, "factor": 9.999999999999999e-19, "hidden": true},
   {"slug": "attograms-to-hundredweight", "name": "Attograms to Hundredweight", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Hundredweight"}, "factor": 2.2046226218487755e-23},
   {"slug": "attograms-to-hundredweight-cwt", "name": "Attograms to Hundredweight (cwt)", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Hundredweight (cwt)"}, "factor": 1.968413055222121e-23},
   {"slug": "attograms-to-kilograms", "name": "Attograms to Kilograms", "category": "weight", "type": "standard", "labels": {"in1": "Attograms", "in2": "Kilograms"}, "factor": 1e-21},
@@ -1963,7 +2003,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "banana-equivalent-dose-to-counts-per-minute", "name": "Banana Equivalent Dose to Counts Per Minute", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Counts Per Minute"}, "factor": 900.0},
   {"slug": "banana-equivalent-dose-to-curie", "name": "Banana Equivalent Dose to Curie", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Curie"}, "factor": 4.054054054054054e-10},
   {"slug": "banana-equivalent-dose-to-disintegrations-per-second", "name": "Banana Equivalent Dose to Disintegrations Per Second", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Disintegrations Per Second"}, "factor": 15.0},
-  {"slug": "banana-equivalent-dose-to-gray", "name": "Banana Equivalent Dose to Gray", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Gray"}, "factor": 1e-07},
+  {"slug": "banana-equivalent-dose-to-gray", "name": "Banana Equivalent Dose to Gray", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Gray"}, "factor": 1e-07, "hidden": true},
   {"slug": "banana-equivalent-dose-to-millirem", "name": "Banana Equivalent Dose to Millirem", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Millirem"}, "factor": 0.009999999999999998},
   {"slug": "banana-equivalent-dose-to-millisievert", "name": "Banana Equivalent Dose to Millisievert", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Millisievert"}, "factor": 9.999999999999999e-05},
   {"slug": "banana-equivalent-dose-to-picocurie", "name": "Banana Equivalent Dose to Picocurie", "category": "radiation", "type": "standard", "labels": {"in1": "Banana Equivalent Dose", "in2": "Picocurie"}, "factor": 405.4054054054054},
@@ -2045,7 +2085,7 @@ export const calculators: CalculatorDef[] = [
   {"slug": "becquerel-to-banana-equivalent-dose", "name": "Becquerel to Banana Equivalent Dose", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Banana Equivalent Dose"}, "factor": 0.06666666666666667, "hidden": true},
   {"slug": "becquerel-to-coulomb-per-kilogram", "name": "Becquerel to Coulomb Per Kilogram", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Coulomb Per Kilogram"}, "factor": 1.9600000000000002e-10},
   {"slug": "becquerel-to-counts-per-minute", "name": "Becquerel to Counts Per Minute", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Counts Per Minute"}, "factor": 60.0},
-  {"slug": "becquerel-to-gray", "name": "Becquerel to Gray", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Gray"}, "factor": 6.666666666666666e-09},
+  {"slug": "becquerel-to-gray", "name": "Becquerel to Gray", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Gray"}, "factor": 6.666666666666666e-09, "hidden": true},
   {"slug": "becquerel-to-microsievert", "name": "Becquerel to Microsievert", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Microsievert"}, "factor": 0.006666666666666666},
   {"slug": "becquerel-to-millirem", "name": "Becquerel to Millirem", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Millirem"}, "factor": 0.0006666666666666666},
   {"slug": "becquerel-to-millisievert", "name": "Becquerel to Millisievert", "category": "radiation", "type": "standard", "labels": {"in1": "Becquerel", "in2": "Millisievert"}, "factor": 6.666666666666666e-06},