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Useful Water Purification Calculations
1 gallon of water is approximately 8.33 pounds
1 gallon = 231 cubic inches
1 gallon = 3.785 Liters
1 gallon = 3785 Mililiters
1 cubic foot of water weighs approximately 62.4 lbs.
1 cubic foot = 7.48 gallons
1 pound = 7000 grains
1 pound = 453.6 grams
1 gram = 15.43 grains
1 gram per liter = 58.41 grains per gallon
1 gram per liter = 1000 p.p.m.
0.0171 grams per liter = 1 grain per gallon
0.0038 grams per gallon = 1 part per million
1 grain per gallon = 17.1 parts per million
1 grain per gallon = 142.9 pounds per million gallons
1 miligram per liter = 1 part part per million
1 part per million = 0.058 grains per gallon
8.33 pounds / 1,000,000 gallons = 1 part per million
10,000 parts per million = 1%
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