Conversion Tables

LENGTH
1 mm	=	0.03937 inches
25.4 mm	=	1 inch
1 cm	=	0.3937 inches
2.54 cm	=	1 inch
1 meter	=	39.37 inches
0.0254 meters	=	1 inch
1 mm	=	0.00328 feet
304.8 mm	=	1 foot
1 cm	=	0.0328 feet
30.48 cm	=	1 foot
1 meter	=	3.28 feet
0.3048 meters	=	1.094 yards
0.9144 meters	=	1 yard
1 meter	=	0.0006214 miles
1609 meters	=	1 mile
1 km	=	0.6214 miles
1.609 km	=	1 mile
AREA
1 meter2	=	0.000247 acres
4046.9 meter2	=	1 acre
MASS
1 gram	=	0.035 ounces
28.35 grams	=	1 ounce
1 gram	=	0.0022 pounds
454 grams	=	1 pound
1 kg	=	2.2046 pounds
0.454 kg	=	1 pound
LIQUID MEASURE
1 liter	=	0.2642 gallons (US)
3.785 liters	=	1 gallon (US)
1 liter	=	0.2200 gallons (UK)
4.5461 liters	=	1 gallon (UK)
1 ml	=	0.0338 fl. ounces (US)
29.574 ml	=	1 fl. ounce (US)
28.413 ml	=	1 fl. ounce (UK)
ENERGY
1 Joule	=	0.2389 calories
4.1855 Joules	=	1 calorie
0.7457 KW	=	1 hp
1 KW	=	1.3410 hp
0.7355 KW	=	1 ps
1 KW	=	1.3596 ps
TEMPERATURE
C to F	=	(1.8 x C) + 32
F to C	=	0.555 (F - 32)
C to K	=	C + 273.15
K to C	=	K - 273.15
F to K	=	0.555 (F + 459.67)
K to F	=	1.8 x K - 459.67
VACUUM
1 Atm	=	760 Torr
1 Torr	=	1,000 microns
1 Torr	=	1 mm Hg
1 mm	=	1,000 microns
1 mm	=	1 Torr
1 micron	=	0.001 Torr
1 mbar	=	0.75 Torr
Torr x 133	=	Pascal
VACUUM PUMP SPEED
1 liter/second x 2.12	=	1 CFM
1 liter/second	=	CFM x 0,472
meter3/hour	=	CFM x 1.698
meter3/hour x 0.278	=	1 leter/second
meter3/hour x 0.589	=	1 CFM
28.316 liters/minute	=	1 CFM
1 meter3/hour	=	16.666 liters/minute
CRYOPUMP
1 gram Charcoal	=	1,000 meter2 surface area
1 gram zeolite	=	600 meter2 surface area
1 gram Charcoal at 15 K	=	280 scc of Hydrogen at 10-6 Torr
MISCELLANEOUS MEASUREMENTS
1mm	=	1,000 microns
1 micron	=	1,000 nanometers
1 micron	=	10,000 angstroms
1 nanometer	=	10 angstroms
1 atom	=	2-3 angstroms
1 mil	=	25.4 microns
1 mil	=	0.001 inches