Useful Tables and Formulae
Some General Conversion Factors
Inches to Millimeters
Meters to Feet
Feet to Meters
Less used units of length
Pounds to Kilograms
Kilograms to Pounds
Stones to Kilograms and Pounds
Square Feet to Square Meters
Converting Wind Knots to MPH and KPH
Temperature
Abrasive Grit Sizes
Low Air Flow
Conversion of Zenith Dist. to Airmass and Sec. Z