C = (F — 32) / 1.8
F = (C x 1.8) + 32

Condition Fahrenheit Celsius
Boiling point of water 212 100
A very hot day 104 40
Normal body temperature 98.6 37
A warm day 86 30
A mild day 68 20
A cool day 50 10
Freezing point of water 32 0
Lowest temperature
   by mixing salt and ice 0 -17.8

U.S.  Length

Unit              Equal to                     Metric Equivalent
inch              1/12 foot                     2.54 centimeters
foot              12 inches or 1/3 yard         0.3048 meter
yard              36 inches or 3 feet           0.9144 meter
rod               16 1/2 feet or 5 1/2 yards    5.0292 meters
furlong           220 yards or 1/8 mile         0.2012 kilometer
mile (statute)    5,280 feet or 1,760 yards     1.6093 kilometers
mile (nautical)   2,025 yards                   1.852 kilometers

U.S.  Liquid Volume or Capacity

Unit           Equal to                Metric Equivalent
minim          1/60 of a fluid dram    0.0616 milliliters
ounce          1/16 pint              29.574 milliliters
wineglassful   2 ounces                 .0591 liter
gill           4 ounces                0.1183 liter
pint          16 ounces                0.4732 liter
quart         2 pints or 1/4 gallon    0.9463 liter
gallon        128 ounces or 8 pints    3.7853 liters

barrel
(wine)        31 1/2 gallons         119.24 liters
(beer)        36 gallons             136.27 liters
(oil)         42 gallons             158.98 liters

U.S.  Dry Volume or Capacity

Unit      Equal to               Metric Equivalent
pint      1/2 quart                 0.5506 liter
quart     2 pints                   1.1012 liters
peck      8 quarts or 1/4 bushel    8.8098 liters
bucket    2 pecks                  17.620 liters
bushel    2 buckets or 4 pecks     35.239 liters

U.S.  Weight

Unit              Equal to     Metric Equivalent
grain         1/7000 pound        64.799 milligrams
dram            1/16 ounce         1.7718 grams
ounce             16 drams        28.350 grams
pound             16 ounces      453.6 grams
ton (short)    2,000 pounds      907.18 kilograms
ton (long)     2,240 pounds    1,016.0 kilograms

U.S.  Geographic Area

Unit     Equal to               Metric Equivalent
acre    4,840 square yards      4,047 square meters

Cooking Measures

Unit          Equal to                    Metric Units
drop       1/76 teaspoon                   0.0649 milliliter
teaspoon     76 drops or 1/3 tablespoon    4.9288 milliliters
tablespoon    3 teaspoons                 14.786 milliliters
cup          16 tablespoons or 1/2 pint    0.2366 liter
pint          2 cups                       0.4732
quart         4 cups or 2 pints            0.9463

British Liquid Volume or Capacity