Appendix C. Unit List
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# Appendix C. Unit List

## Angle

### Plane Angle

Table C.1. Units: Plane Angle

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Arcminute | arcmin / arcminute / arcminutes | ° | 1/60
Arcsecond | arcsec / arcsecond / arcseconds | arcmin | 1/60
Degree | deg / ° / degree / degrees | rad | pi/180
Gradian (Gon) | gra / gradian / gradians / gon / gons | rad | pi/200
Radian | rad / radian / radians | m/m | 1
Turn | turn / turns | ° | 360

### Solid Angle

Table C.2. Units: Solid Angle

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Steradian | sr / steradian / steradians | rad^2 | 1

## Area

Table C.3. Units: Area

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Acre | acre / acres | ch^2 | 10
Are | a / are / ares | m^2 | 100
Barn | b / barn / barns | m^2 | 1E-28
Circular Mil | cmil / cmils | mil^2 | pi/4
Decare | da / decare / decares | a | 10
Hectare | ha / hectare / hectares | a | 100
Rood | rood / roods | yd^2 | 1210
Section | section / sections | US_mi^2 | 1
Thousand of Circular Mil | kcmil / MCM | cmil | 1000
Township | township / townships | section | 36

## Currency

Table C.4. Units: Currency

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Afghan Afghani | AFN / ؋ | $ | exchange rate
Albanian Lek | ALL | $ | exchange rate
Algerian Dinar | DZD | $ | exchange rate
Angolan Kwanza | AOA | $ | exchange rate
Argentine Peso | ARS | $ | exchange rate
Armenian Dram | AMD / ֏ | $ | exchange rate
Australian Dollar | AUD | € | exchange rate
Austrian Schilling (obsolete) | ATS | € | 1/13.7603
Azerbaijani Manat | AZN / ₼ | $ | exchange rate
Bahamian Dollar | BSD | $ | exchange rate
Bahraini Dinar | BHD | $ | exchange rate
Bangladeshi Taka | BDT / ৳ | $ | exchange rate
Barbadian Dollar | BBD | $ | exchange rate
Belarusian Ruble | BYN | € | exchange rate
Belarusian Ruble p. (obsolete) | BYR | $ | exchange rate
Belgian Franc (obsolete) | BEF | € | 1/40.3399
Belize Dollar | BZD | $ | exchange rate
Bermudian Dollar | BMD | $ | exchange rate
Bitcoin | BTC / ₿ / XBT / bitcoin / bitcoins | € | exchange rate
Bolivian Boliviano Bs | BOB | $ | exchange rate
Bosnia and Herzegovina Convertible Mark | BAM | $ | exchange rate
Botswana Pula | BWP | $ | exchange rate
Brazilian Real | BRL | € | exchange rate
British Pound | GBP / £ | € | exchange rate
Brunei Dollar | BND | $ | exchange rate
Bulgarian Lev | lev / BGN | € | exchange rate
Burundian Franc | BIF | $ | exchange rate
CFP franc | XPF | $ | exchange rate
Cambodian Riel | KHR / ៛ | $ | exchange rate
Canadian Dollar | CAD | € | exchange rate
Cape Verdean Escudo | CVE | $ | exchange rate
Cayman Islands Dollar | KYD | $ | exchange rate
Cent (USD) | ¢ / cent / cents | $ | 1/100
Central African CFA Franc | XAF / FCFA | $ | exchange rate
Chilean Peso | CLP | $ | exchange rate
Chinese Yuan Renminbi | CNY | € | exchange rate
Colombian Peso | COP | $ | exchange rate
Comorian Franc | KMF | $ | exchange rate
Costa Rican colón | CRC | $ | exchange rate
Croatian Kuna | HRK | € | exchange rate
Cuban Peso | CUP | $ | exchange rate
Cypriot Pound (obsolete) | CYP | € | 1/0.585274
Czech Koruna | CZK / Kč | € | exchange rate
Danish Krone | DKK | € | exchange rate
Democratic Republic of the Congo (Congolese Franc) | CDF | $ | exchange rate
Deutsche Mark (obsolete) | DEM | € | 1/1.95583
Djiboutian Franc | DJF | $ | exchange rate
Dominican Peso | DOP | $ | exchange rate
Dutch Guilder (obsolete) | NLG | € | 1/2.20371
Eastern Caribbean Dollar | XCD | $ | exchange rate
Egyptian Pound | EGP | $ | exchange rate
El Salvadoran Colon (obsolete) | SVC | $ | exchange rate
Estonian Kroon (obsolete) | EEK | € | 1/15.6466
Ethiopian Birr | ETB | $ | exchange rate
Euro Cent | eurocent / eurocents | € | 1/100
European Euro | EUR / € / euro / euros |  |
Falkland Islands Pound | FKP | $ | exchange rate
Fijian Dollar | FJD | $ | exchange rate
Finnish Markka (obsolete) | FIM | € | 1/5.94573
French Franc (obsolete) | FRF / ₣ | € | 1/6.55957
Gambian Dalasi | GMD | $ | exchange rate
Georgian Lari | GEL / ₾ | $ | exchange rate
Ghanaian Cedi | GHS / ₵ | $ | exchange rate
Gibraltar Pound | GIP | $ | exchange rate
Greek Drachma (obsolete) | GRD / ₯ | € | 1/340.750
Guatemalan Quetzal | GTQ | $ | exchange rate
Guernsey Pound | GGP | $ | exchange rate
Guinean Franc | GNF | $ | exchange rate
Guyanese Dollar | GYD | $ | exchange rate
Haitian Gourde | HTG | $ | exchange rate
Honduran Lempira | HNL | $ | exchange rate
Hong Kong Dollar | HKD | € | exchange rate
Hungarian Forint | forint / HUF | € | exchange rate
Icelandic Krónur | ISK | € | exchange rate
Indian Rupee | INR / ₹ / rupee | € | exchange rate
Indonesian Rupiah | IDR / rupiah | € | exchange rate
Iranian Rial | IRR / ﷼ | $ | exchange rate
Iraqi Dinar | IQD | $ | exchange rate
Irish Pound (obsolete) | IEP | € | 1/0.787564
Israeli New Sheqel | ILS / ₪ / sheqel | € | exchange rate
Italian Lira (obsolete) | ITL | € | 1/1936.27
Jamaican Dollar | JMD | $ | exchange rate
Japanese Yen | JPY / ¥ / yen | € | exchange rate
Jordanian Dinar | JOD | $ | exchange rate
Kazakhstani Tenge | KZT / ₸ | $ | exchange rate
Kenya Shilling | KES | $ | exchange rate
Kuwaiti Dinar | KWD | $ | exchange rate
Kyrgyzstani Som | KGS / с | $ | exchange rate
Lao Kip | LAK / ₭ | $ | exchange rate
Latvian Lats (obsolete) | LVL | € | 1/0.702800
Lebanese Pound | LBP | $ | exchange rate
Lesotho Loti | LSL | $ | exchange rate
Liberian Dollar | LRD | $ | exchange rate
Libyan Dinar | LYD | $ | exchange rate
Lithuanian Litas (obsolete) | LTL | € | 1/3.45280
Luxembourg Franc (obsolete) | LUF | € | 1/40.3399
Macanese Pataca | MOP | $ | exchange rate
Macedonian Denar | MKD | $ | exchange rate
Malagasy Ariary | MGA | $ | exchange rate
Malawian Kwacha | MWK | $ | exchange rate
Malaysian Ringgit | MYR | € | exchange rate
Maldivian Rufiyaa | MVR | $ | exchange rate
Maltese Lira (obsolete) | MTL | € | 1/0.429300
Mauritanian Ouguiya (obsolete) | MRO | $ | exchange rate
Mauritian Rupee | MUR | $ | exchange rate
Mexican Peso | MXN | € | exchange rate
Moldovan Leu | MDL | $ | exchange rate
Mongolian Tögrög | MNT / ₮ | $ | exchange rate
Moroccan Dirham | MAD | $ | exchange rate
Mozambican Metical | MZN | $ | exchange rate
Myanmar (Burmese Kyat) | MMK | $ | exchange rate
Namibian Dollar | NAD | $ | exchange rate
Nepalese Rupee | NPR | $ | exchange rate
Netherlands Antillean Guilder | ANG | $ | exchange rate
New Taiwan Dollar | TWD | $ | exchange rate
New Zealand Dollar | NZD | € | exchange rate
Nicaraguan Córdoba | NIO | $ | exchange rate
Nigerian Naira | NGN / ₦ | $ | exchange rate
North Korean Won | KPW | $ | exchange rate
Norwegian Krone | NOK | € | exchange rate
Omani Rial | OMR | $ | exchange rate
Pakistani Rupee | PKR | $ | exchange rate
Panamaian Balboa | PAB | $ | exchange rate
Papua New Guinean Kina | PGK | $ | exchange rate
Paraguayan Guaraní | PYG / ₲ | $ | exchange rate
Peruvian Sol | PEN | $ | exchange rate
Philippine Peso | PHP / ₱ | € | exchange rate
Polish Zloty | PLN / zł / zloty | € | exchange rate
Portuguese Escudo (obsolete) | PTE | € | 1/200.482
Qatari Riyal | QAR | $ | exchange rate
Romanian Leu | RON | € | exchange rate
Russian Ruble | RUB / ₽ / ruble | € | exchange rate
Rwandan Franc | RWF | $ | exchange rate
Saudi Riyal | SAR | $ | exchange rate
Serbian Dinar | RSD | $ | exchange rate
Seychellois Rupee | SCR | $ | exchange rate
Sierra Leonean Leone | SLL | $ | exchange rate
Singapore Dollar | SGD | € | exchange rate
Slovak Koruna (obsolete) | SKK | € | 1/30.1260
Slovenian Tolar (obsolete) | SIT | € | 1/239.640
Solomon Islands Dollar | SBD | $ | exchange rate
Somali Shilling | SOS | $ | exchange rate
South African Rand | ZAR | € | exchange rate
South Korean Won | KRW / ₩ / won | € | exchange rate
Spanish Peseta (obsolete) | ESP / ₧ | € | 1/166.386
Sri Lankan Rupee | LKR / ௹ | $ | exchange rate
Sudanese Pound | SDG | $ | exchange rate
Surinamese Dollar | SRD | $ | exchange rate
Swazi Lilangeni | SZL | $ | exchange rate
Swedish Krona | SEK | € | exchange rate
Swiss Franc | CHF | € | exchange rate
Syrian Pound | SYP | $ | exchange rate
São Tomé and Príncipe Dobra | STD | $ | exchange rate
Tajikistani Somoni | TJS | $ | exchange rate
Tanzanian Shilling | TZS | $ | exchange rate
Thai Baht | THB | € | exchange rate
Tongan Paʻanga | TOP | $ | exchange rate
Trinidad and Tobago dollar | TTD | $ | exchange rate
Tunisian Dinar | TND | $ | exchange rate
Turkish New Lira | TRY / ₺ | € | exchange rate
Turkmenistan Manat | TMT | $ | exchange rate
U.S. Dollar | $ / USD / dollar / dollars | € | exchange rate
Ugandan Shilling | UGX | $ | exchange rate
Ukrainian Hryvnia | UAH / ₴ | $ | exchange rate
United Arab Emirates Dirham | AED | $ | exchange rate
Uruguayan Peso | UYU | $ | exchange rate
Uzbekistan Soʻm | UZS | $ | exchange rate
Vanuatu Vatu | VUV | $ | exchange rate
Venezuelan Bolívar (obsolete) | VEF | $ | exchange rate
Vietnamese Đồng | VND / ₫ | $ | exchange rate
West African CFA Franc | XOF / CFA | $ | exchange rate
Yemeni Rial | YER | $ | exchange rate
Zambian Kwacha (obsolete) | ZMK | $ | exchange rate

## Electricity

### Capacitance

Table C.5. Units: Capacitance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Farad | F / farad / farads | C/V | 1

### Electric Charge

Table C.6. Units: Electric Charge

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Abcoulomb | abcoulomb / abcoulombs / abC / aC | C | 10
Atomic Unit of Charge | e_unit / q_A | C | 1.602176634E-19
Coulomb | C / coulomb / coulombs | A s | 1
Planck Charge | planck_charge / q_P | C | sqrt(4pi*electric_constant*planck2pi*c)
Statcoulomb (Franklin) | statcoulomb / statcoulombs / statC / franklin / Fr / franklins | C | 1/2997924580

### Electric Conductance

Table C.7. Units: Electric Conductance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Siemens | S / siemens | A/V | 1

### Electric Current

Table C.8. Units: Electric Current

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Abampere | abampere / abA / aA / abamperes | A | 10
Ampere | A / ampere / amperes |  |

### Electric Potential

Table C.9. Units: Electric Potential

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Abvolt | abvolt / abvolts / abV | V | 1E-8
Statvolt | statvolt / statvolts / statV | V | 299.792458
Volt | V / volt / volts | W/A | 1

### Electric Resistance

Table C.10. Units: Electric Resistance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Abohm | abohm / abohms / abΩ | Ω | 1E-9
Ohm | Ω / ohm / ohms | V/A | 1
Statohm | statohm / statohms / statΩ | Ω | 8.9875517873681764E11

### Inductance

Table C.11. Units: Inductance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Henry | H / henry / henrys | Wb/A | 1

## Energy

Table C.12. Units: Energy

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
British Thermal Unit (IT) | Btu | J | 1055.056
Calorie (15 degrees Celsius) | cal_fifteen | J | 4.1855±0.0005
Calorie (capital C) | Calorie / Calories | cal_IT | 1000
Calorie (international table) | cal_IT / cal / calorie / calories | J | 4.1868
Calorie (mean) | cal_mean | J | 4.19002 (approximate)
Calorie (thermochemical) | cal_th | J | 4.184
Electronvolt | eV / electronvolt / electronvolts | J | 1.602176634E-19
Erg | erg / ergs | J | 1E-7
Foe | foe / foes | erg | 1E51
Gram of TNT | gTNT / gramTNT | cal_th | 1000
Hartree (Atomic Unit of Energy) | Ha / E_h / hartree | J | 2*rydberg*planck*c
Joule | J / joule / joules | N m | 1
Rydberg (unit) | Ry / rydberg_unit | Ha | 0.5
Ton of TNT | tTNT / tonTNT | gTNT | 1000000

### Action

Table C.13. Units: Action

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Reduced Planck (Atomic/Natural Unit of Action) | planck_unit / ℏ_unit | J s | 3.3130351E-34/pi

### Entropy

Table C.14. Units: Entropy

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Boltzmann (unit) | boltzmann_unit / k_Bunit | J/K | 1.380649E-23

### Power

Table C.15. Units: Power

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Decibel Milliwatt | dBm | W | 10^((\x-30)/10)
Decibel Watt | dBW | W | 10^(\x/10)
Horse Power | hp / horsepower / horsepowers | W | 745.699987158227022
Pferdestärke | PS / pferdestärke | W | 735.49875
Watt | W / watt / watts | J/s | 1

## Force

Table C.16. Units: Force

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Dyne | dyn / dyne / dynes | N | 1E-5
Newton | N / newton / newtons | m kg/s^2 | 1
Pond (Gram-Force) | pond / ponds / gf | N | 0.00980665
Pound-force | lbf / pound_force | N | 4.4482216152605
Poundal | poundal / poundals / pdl | lb ft/s^2 | 1

### Dynamic Viscosity

Table C.17. Units: Dynamic Viscosity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Poise | P / poise / poises | Pa s | 0.1

### Kinematic Viscosity

Table C.18. Units: Kinematic Viscosity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Stokes | St / stokes | m^2/s | 0.0001

### Pressure

Table C.19. Units: Pressure

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Atmosphere | atm / atmosphere / atmospheres | Pa | 101325
Bar | bar / bars | Pa | 100000
Inch of Mercury | inHg | mmHg | 25.4
Millimeter of Mercury | mmHg | atm | 1/760
Pascal | Pa / pascal / pascals | N/m^2 | 1
Pound-force per Square Inch (psi) | psi | lbf/in^2 | 1
Torr | torr / torrs | atm | 1/760

## Information

Table C.20. Units: Information

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Bit | bit / bits |  |
Byte (8-bit) | byte / bytes / octet / octets | bit | 8
Nibble | nibble / nibbles / nybble / nybbles / semioctet / semioctets | bit | 4
Tribble | tribble / tribbles | nibble | 3
Word (16-bit) | word / words | bit | 16

## Length

Table C.21. Units: Length

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Astronomical Unit | AU / astronomical_unit / astronomical_units | m | 149578706600
Bohr (Atomic Unit of Length) | bohr_unit | m | bohr_radius
Chain | ch / chain / chains | li | 100
Fathom | fathom / fathoms | yd | 2
Foot | ft / foot / feet | hand | 3
Furlong | fur / furlong / furlongs | ch | 10
Hand | hand / hands | in | 4
Inch | in / inch / inches | m | 0.0254
Light Year | ly / lightyear / lightyears | m | 9460730472580800
Ligne | ligne | pouce | 1/12
Link | li / link / links | in | 7.92
Meter | m / meter / meters / metre / metres |  |
Mil (1/1000 in) | mil / mils | in | 0.001
Mile | mi / mile / miles | yd | 1760
Natural Unit of Length | l_N / ƛ_C | planck_unit/(electron_unit c_unit) | 1
Nautical Mile | nautical_mile / nautical_miles | m | 1852
Parsec | pc / parsec / parsecs | AU | 648000/pi
Pied du roi (French Royal Foot) | pied_du_roi | m | 9000/27706
Planck Length | planck_length / l_P | m | sqrt(planck2pi*newtonian_constant/c^3)
Pouce (French Royal Inch) | pouce | pied_du_roi | 1/12
Rod (pole/perch) | rd / rod / rods | US_ft | 16.5
Toise | toise | pied_du_roi | 6
U.S. Survey Foot | US_ft / US_foot / US_feet | US_in | 12
U.S. Survey Inch | US_in / US_inch / US_inches | m | 100/3937
U.S. Survey Mile | US_mi / US_mile / US_miles | US_ft | 5280
Yard | yd / yard / yards | ft | 3
Ångström | Å / ångström / angstrom | m | 1E-10

## Light

### Illuminance

Table C.22. Units: Illuminance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Foot-Candle | fc / footcandle / footcandles | lm/ft^2 | 1
Lux | lx / lux | lm/m^2 | 1
Phot | ph / phot / phots | lx | 10000

### Luminance

Table C.23. Units: Luminance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Stilb | sb / stilb / stilbs | cd/m^2 | 10000

### Luminous Flux

Table C.24. Units: Luminous Flux

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Lumen | lm / lumen / lumens | cd sr | 1

### Luminous Intensity

Table C.25. Units: Luminous Intensity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Candela | cd / candela / candelas |  |

## Magnetism

### Magnetic Field Strength

Table C.26. Units: Magnetic Field Strength

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Oersted | Oe / oersted / oersteds | A/m | 1000/(4*pi)

### Magnetic Flux

Table C.27. Units: Magnetic Flux

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Maxwell | Mx / maxwell / maxwells | Wb | 1E-8
Weber | Wb / weber / webers | V s | 1

### Magnetic Flux Density

Table C.28. Units: Magnetic Flux Density

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Gauss | gauss | T | 0.0001
Tesla | T / tesla / teslas | Wb/m^2 | 1

## Mass

Table C.29. Units: Mass

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Atomic Mass Unit | u / AMU / atomic_mass_unit / atomic_mass_units | g | atomic_mass_constant*1000
Atomic/Natural Unit of Mass | electron_unit / m_eunit | g | electron_mass*1000
Carat | carat / carats | g | 0.2
Dalton | Da / dalton / daltons | g | atomic_mass_constant*1000
Dram | dr / dram / drams | g | 1.7718451953125
Grain | gr / grain / grains | g | 0.06479891
Gram | g / gram / grams |  |
Long Hundredweight | l_cwt / long_hundredweight / long_hundredweights | lb | 112
Long Ton | l_ton / long_ton / long_tons | lb | 2240
Metric Ton (Tonne) | t / tonne / tonnes / ton / tons | g | 1000000
Ounce | oz / ounce / ounces | dr | 16
Ounce (troy) | oz_t / troy_ounce / troy_ounces | pwt | 20
Pennyweight | pwt / pennyweight / pennyweights | gr | 24
Pfund | pfund | g | 500
Planck Mass | planck_mass / m_P | g | sqrt(planck2pi*c/newtonian_constant)*1000
Pound | lb / pound / pounds | oz | 16
Pound (troy) | lb_t / troy_pound / troy_pounds | oz_t | 12
Short Hundredweight (Cental) | cwt / hundredweight / cental / hundredweights / centals | lb | 100
Short Ton | s_ton / short_ton / short_tons | lb | 2000
Stone | stone / stones | lb | 14
Zentner | zentner | pfund | 100

## Radioactivity

Table C.30. Units: Radioactivity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Becquerel | Bq / becquerel / becquerels | s^-1 | 1
Curie | Ci / curie / curies | Bq | 3.7E10

### Absorbed Dose

Table C.31. Units: Absorbed Dose

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Gray | Gy / gray / grays | J/kg | 1
Rad | rad_radioactivity | Gy | 1/100

### Dose Equivalent

Table C.32. Units: Dose Equivalent

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Rem | rem_radioactivity | Sv | 1/100
Sievert | Sv / sievert / sieverts | J/kg | 1

### Exposure

Table C.33. Units: Exposure

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Roentgen | R / roentgen / roentgens | C/kg | 0.000258

## Ratio

Table C.34. Units: Ratio

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Bel | B / bel / bels | Np | 0.5*ln(10)
Neper | Np / neper / nepers |  |

## Speed

Table C.35. Units: Speed

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Knot | knot / knots | nautical_mile/h | 1
Miles per Hour | mph | mi/h | 1
Speed of Light (Natural Unit of Velocity) | c_unit | m/s | 299792458

### Acceleration

Table C.36. Units: Acceleration

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Galileo | Gal / galileo / galileos | m/s^2 | 1/100
Gee | gee / gees | m/s^2 | 9.80665

## Substance

Table C.37. Units: Substance

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Einstein | einstein / einsteins |  |
Mole | mol / mole / moles |  |

### Catalytic Activity

Table C.38. Units: Catalytic Activity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Katal | kat / katal / katals | mol/s | 1

## Temperature

Table C.39. Units: Temperature

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Degree Celsius | oC / °C / ℃ / celsius / celsius / centigrade / centigrades | K | \x + 273.15
Degree Fahrenheit | oF / °F / ℉ / fahrenheit | K | (\x+459.67)*5/9
Degree Rankine | oR / °R / rankine | K | 5/9
Kelvin | K / kelvin / kelvins |  |
Planck Temperature | planck_temperature / T_P | K | sqrt((planck2pi*c^5)/newtonian_constant)/boltzmann

## Time

Table C.40. Units: Time

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Day | d / day / days | h | 24
Fortnight | fortnight / fortnights | week | 2
Hour | h / hour / hours | min | 60
Julian Year | year / years | d | 365.25
Minute | min / minute / minutes | s | 60
Month | month / months | d | 30.4375
Planck Time | planck_time / t_P | s | sqrt(planck2pi*newtonian_constant/c^5)
Second | s / second / seconds |  |
Week | week / weeks | d | 7

### Frequency

Table C.41. Units: Frequency

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Hertz | Hz / hertz | s^-1 | 1

## Typography

Table C.42. Units: Typography

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
ATA Pica | ata_pica / ata_picas | in | 0.166
ATA Point | ata_point / ata_pt / ata_points | ata_pica | 1/12
Cicero | cicero | dd | 12
Didot Point | didot / dd | pouce | 1/72
New Didot Point | new_didot | m | 0.000375
PostScript Pica | pica / picas | pt | 12
PostScript Point | pt / pts / point / points | in | 1/72

## Volume

Table C.43. Units: Volume

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Liter | L / l / liter / liters / litre / litres | m^3 | 0.001

### Cooking

Table C.44. Units: Cooking

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Cup (U.S.) | cup / cups | L | 0.2365882365
Dessertspoon | dessertspoon / dessertspoons | teaspoon | 2
Tablespoon | tablespoon / tablespoons | teaspoon | 3
Teaspoon | teaspoon / teaspoons | L | 0.005

### Fuel Economy

Table C.45. Units: Fuel Economy

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Miles per Gallon | mpg | mi/gal | 1

### Imperial Capacity

Table C.46. Units: Imperial Capacity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
Imperial Bushel | UK_bu / imperial_bushel / imperial_bushels | UK_gal | 8
Imperial Fluid Drachm | UK_fl_dr / imperial_fluid_drachm / imperial_fluid_drachms | imperial_fluid_scuple | 3
Imperial Fluid Ounce | UK_fl_oz / imperial_fluid_ounce / imperial_fluid_ounces | L | 0.0284130625
Imperial Fluid Scuple | imperial_fluid_scuple / imperial_fluid_scuples | imperial_minim | 20
Imperial Gallon | UK_gal / imperial_gallon / imperial_gallons | UK_qt | 4
Imperial Gill | UK_gi / imperial_gill / imperial_gills | UK_fl_oz | 5
Imperial Minim | imperial_minim / imperial_minims | UK_fl_oz | 1/480
Imperial Pint | UK_pt / imperial_pint / imperial_pints | UK_gi | 4
Imperial Quart | UK_qt / imperial_quart / imperial_quarts | UK_pt | 2

### U.S. Capacity

Table C.47. Units: U.S. Capacity

Title | Names | Base Unit(s) | Relation
--- | --- | --- | ---
U.S. Barrel (oil) | bbl / barrel / barrels | gal | 42
U.S. Bushel | bu / bushel / bushels | pk | 4
U.S. Dry Pint | dry_pt / dry_pint / dry_pints | in^3 | 33.6003125
U.S. Dry Quart | dry_qt / dry_quart / dry_quarts | dry_pt | 2
U.S. Fluid Drachm | fl_dr / fluid_drachm / fluid_drachms | minim | 60
U.S. Fluid Ounce | fl_oz / fluid_ounce / fluid_ounces | in^3 | 231/128
U.S. Gallon | gal / gallon / gallons | liq_qt | 4
U.S. Gill | gi / gill / gills | fl_oz | 4
U.S. Liquid Pints | liq_pt / liquid_pint / liquid_pints | gi | 4
U.S. Liquid Quarts | liq_qt / liquid_quart / liquid_quarts | liq_pt | 2
U.S. Minim | minim / minims | fl_oz | 1/480
U.S. Peck | pk / peck / pecks | dry_qt | 8

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