APPENDIX VII

Metric Conversions

LENGTH

1 inch = 2.54 centimeters or 25.4 millimeters

1 foot = 30.48 centimeters or 0.3048 meters

1 yard = 91.44 centimeters or 0.9144 meters

1 mile = 1.6094 kilometers

MASS

1 ounce (avoir.) = 28.4 grams

1 ounce (troy) = 37.3 grams

1 U.S. fluid ounce = 29.573 milliliters

1 pound = 453.6 grams or 0.4536 kilograms

VOLUME

1 cubic inch = 16.4 cubic centimeters

1 pint = 0.568 liter

1 quart = 1.136 liters

1 gallon = 4.546 liters

TEMPERATURE

To convert from °Fahrenheit to °Centigrade, subtract 32, multiply by 5 and divide by 9.

Example: 50°F minus 32 is 18, times 5 is 90, divided by 9 yields 10°C

From °Centigrade to °Fahrenheit, multiply by 9, divide by 5, and add 32.

Example: 10°C times 9 is 90, divided by 5 is 18, plus 32 yields 50°F

Or see the scale at right.

PRESSURE

1 pound per square inch = 51.7 millimeters of Hg or 70.33 grams per square centimeter