Atmosphere to PSI
1 atm = 14.7 psi (pounds per square inch)
Pound to grams
1 lb = 453.6 g
Inch to centimeters
1 inch = 2.54 cm
Liters to gallons
3.8 L = 1 gallon
Mile to kilometers
1 mike = 1609 kilometers
Atmosphere to Torr
1 atm = 760mmhg = 760 torr
Mililiter to cm^3
1ml = 1 cm^3