Angstroms= 1e-10,Nanometers=1e-9,Microns=1e-6,Millimeter=1e-3,Centimeters=1e-2,Meters=1,Kilometers=1e3,Nautical mile=1852,Microinch=0.254e-7,Mils or Thous=0.254e-4,Inches=0.0254,Feet=0.3048,Yards=0.9144,Furlongs=201.168,Miles=1609.344,Sea mile=1828.8,Geographical mile=1853.184,League=4828.032,Hands=0.1016,Links=0.201168,Spans=0.2286,Cubits=0.4572,Fathoms=1.8288,Rods or Pole=5.0292,Chains=20.1168,Cable=220,Nautical league=5556,Wavelengths=6.0578021059379587895355563694145e-7,Astronmical unit=149598073000,Light year=9.460753090819E+15,Parsecs=3.085678E+16
Angstroms²=1e-21,Nanometers²=1e-18,Microns²=1e-12 ,Millimeter²=1e-6,Centimeters²=1e-4,Meters²=1,Hectares=1e4,Kilometers²=1e4,Microinch²=0.64516e-15,Mils² or Thous²=0.64516e-9,Inches²=0.00064516,Feet²=0.09290304,Yards²=0.83612736,Acres=4046.8564224,Miles²=2589988.110336
Angstroms³=1e-30,Nanometers³=1e-27,Microns³=1e-18,Millimeter³=1e-9,Centimeters³=1e6,Meters³=1,Kilometers³=1e9,Litre=0.001000028,Microinch³=0.16387064e-22,Mils³ or Thous³=0.16387064e-13,Inches³=1.6387064e-5,Feet³=0.028316846592,Yards³=0.764554857984,Miles³=4168181825.440579584,Pints=4.7317770523360737918588329657108e-4,Quarts=9.4635541046721475837176659314217e-4,Gallons=0.0037854216418688590334870663725687,Pounds water=4.5388748703463537571787366577562e-4,Tons water=1.0167079709575832416080370113374,Barrel=0.1591134753208,Peck=0.00909219858976,Bushel=0.03636879435904
Pascal=1,cm H²O=97.9685,Inch H²O=248.84,cm mercury=1333.22,Foot H²O=2986.08,Foot seawater=3068.167,Inch mercury=3376.85,PSI=6894.757,Meter seawater=10066.345,Bar=1e5,mBar=100,Kgf millimeter²= 9806650,Kgf Meter²=9.80665,Dyne cm²=0.1
Grains=5e5,Milligrams=1e6,Grams=1e-3,Centigrams=0.1,Kilograms=1,Litre water=1.000028,Dynes=1.0197162129779282425700927431896e-6,Ounces=0.0283446712018140625,Pounds=0.453514739229025,Stones=6.34920634920635,Hundredweight=50.7936507936508,Ton=1015.873015873016,Pints water=0.473164456628822,Quarts water=0.946328913257644,Gallons water=3.78531565303057,Litre Aluminium=2.643,Litre Iron=7.658,Litre Copper=8.906,Litre Lead=11.37,Litre Gold=19.3,Litre Silver=10.51