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Area| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Square Foot (US) | SF | 1 SF = 144 square inches 1 SF = 0.0929 square meters |
| Square Inch | SI | 1 SI = 6.451626 square centimeters |
| Square Yard | SY | 1 SY = 9 square feet 1 SY = 1296 square inches |
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Concentration| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Parts Per Million | PPM | 1 PPM = 0.0001 % 1 PPM = 0.001 grams per liter 1 PPM = 1.0 mg per liter 1 PPM = 8.345 pounds per million gallons |
| Parts Per Thousand | PPT | 1 PPT = 0.1 % 1 PPT = 1.0 gram per liter 1 PPT = 8.345 pounds per 1000 gallons |
| Percent | % | 1 % = 10.0 PPT 1 % = 10,000 PPM 1 % = 10.0 grams per liter 1 % = 8.345 pounds per 100 gallons |
| Salt | % | 1.0 % = 8.345 pounds per 100 gallons 1.0 % = 7.5 level tsp per US gallon 0.1 % = 0.75 teaspoon per US gallon 0.1 % = 1.5625 cups per 100 US gallons 0.132% = 1.0 teaspoon per US gallon 0.1 % = helps osmoregulation of fish 0.3 % = for treatment of fish 0.9 % = fish isotonic concentration 1.5 % = salinity of fish blood 3.5 % = salinity of the oceans |
Water Hardness | 1 German degree = 17.85 ppm 1 German degree = 1 part / 100,000 calcium oxide 1 grain / US gallon = 17.1 ppm 1 grain / US gallon = 0.958 German degrees 1 ppm = 0.058 grains / US gallon 1 ppm = 0.056 German degrees |
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Length| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Centimeter | CM | 1 CM = 0.01 meters 1 CM = 0.3937 inches |
| Foot | F | 1 F = 0.3048 meters |
| Inch | IN | 1 IN = 2.54 centimeters |
| Meter | M | 1 M = 100 centimeters 1 M = 3.2808 feet 1 M = 39.3700 inches |
| Micron | m | 1 m = 0.00004 inches |
| Mile (statute) | MI | 1 MI = 5280 feet |
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Power| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Horse Power | HP | 1 HP = 745.702 watts 1 HP = 33,000 foot-pounds per minute HP = [head in feet] * [GPM] * 0.0003885 |
| Watt | W | 1 W = 0.001341 horsepower |
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Pressure| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Inch of Mercury | IN HG | 1 IN HG = 0.4912 PSI |
| Pounds per Square Inch | PSI | 1 PSI = 2.307 feet of water height 1 PSI = 27.684 inches of water height 1 PSI = 2.036 inches of mercury 1 PSI = 349.0 feet per second 1 PSI = 144.0 pounds per square foot |
| Water height in feet | FT H2O | 1 FT H2O = 0.4335 PSI |
| Water height in inches | IN H2O | 1 IN H2O = 0.03613 PSI |
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Temperature| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Degree Centigrade | deg C | deg C = 0.555 * (deg F - 32 deg) |
| Degree Farenheit | deg F | deg F = (1.8 * deg C) + 32 deg |
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Volume| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Cubic Foot | CF | 1 CF = 7.48052 gallons 1 CF = 1728 cubic inches |
| Cubic Yard | CY | 1 CY = 27 cubic feet |
| Cup | C | 1 C = 16 tablespoons 1 C = 48 teaspoons 1 C = 8 ounces liquid (US) |
| Gallon | G | 1 G = 0.1337 cubic feet of water 1 G = 0.00378 cubic meters 1 G = 3.785 liters 1 G = 4 quarts 1 G = 8 pints 1 G = 16 cups 1 G = 128 ounces liquid (US) |
| Liter | L | 1 L = 1000 cubic centimeters 1 L = 0.2642 gallons 1 L = 0.035316 cubic feet |
| Milliliter | L | 1 ml = 1.0 cubic centimeter 1 ml = 0.001 liters 1 ml = 20 drops (15-20) |
| Ounce (liquid) | OZ | 1 ounce = 2 tablespoons 1 ounce = 0.0625 pints liquid (US) 1 ounce = 29.6 milliliters 1 ounce = 450-600 drops |
Quart | QT | 1 QT = 4 cups 1 QT = 32 ounces 1 QT = 0.9463 liters |
| Tablespoon | TBSP | 1 TBSP = 3 teaspoons 1 TBSP = 0.499875 fluid ounces (US) |
| Teaspoon | TSP | 1 TSP = 0.3333 tablespoons 1 TSP = 4.9 milliliters |
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Water Flow| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Cubic foot per hour | CFH | 1 CFH = 7.48052 gallons per hour |
| Cubic foot per second | CFS | 1 CFS = 3600 cubic feet per hour 1 CFS = 448.831 gallons per minute 1 CFS = 26929.86 gallons per hour |
| Gallons per hour | GPH | 1 GPH = 0.0167 gallons per minute 1 GPH = 0.1337 cubic feet per hour |
| Gallons per minute | GPM | 1 GPM = 60 gallons per hour 1 GPM = 1440 gallons per day 1 GPM = 28.32 liters per minute 1 GPM = 8.02 cubic feet per hour |
| Garden Hose with Nozzle | 0.50 IN hose = 200 gallons per hour 0.75 IN hose = 300 gallons per hour |
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| Liter per second | LPS | 1 LPS = 2.1186 cubic feet per minute 1 LPS = 15.85068 gallons per minute |
| Water leak loss at 40 PSI | 1/32" stream = 7.5 gallons per hour 1/16" stream = 30 gallons per hour 1/8" stream = 113 gallons per hour 1/4" stream = 283 gallons per hour 1/2" stream = 1008 gallons per hour |
|
| Water loss due to splashing | 1 drop per second = 1 tsp per minute 1 drop per second = 1 cup per hour 1 drop per second = 1.25 gallons per day |
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Weight| Measure | Abbreviation | Equivalent Measure |
|---|---|---|
| Cement mix, sack | 1 sack of cement = 94 pounds | |
| Cement mix, wet | 1 CF wet cement = 115-125 pounds | |
| Clay, cubic foot | 1 CF dry clay = 85-90 pounds | |
| Earth, common | 1 CY earth = 2500 pounds | |
| Granite, crushed | 1 CF granite = 156-187 pounds | |
| Gravel, washed | 1 CF gravel = 82 pounds 1 CY gravel = 2700 pounds |
|
| Ice @ 32 deg F | 1 CF ice = 57.47 pounds | |
| Limestone | 1 CF building stone = 160 pounds 1 CF loose stone = 96 pounds |
|
| Potassium Permanganate | 1 tsp = 8.0 grams 1 tbsp = 24.0 grams 1 cup = 384.0 grams |
|
| Rock, field | 1 CY field rock = 2000 pounds 1 CY crushed rock = 2600 pounds |
|
| Salt, course-grain | 1 tsp = 4.8 grams 1 tbsp = 14.4 grams 1 cup = 230.4 grams |
|
| Salt, table | 1 tsp = 6.5 grams 1 tbsp = 19.5 grams 1 cup = 312.0 grams |
|
| Sand | 1 CF dry sand = 90-110 pounds 1 CY dry sand = 2422-2970 pounds 1 CF wet sand = 118-129 pounds |
|
| Sandstone | 1 CF building stone = 164 pounds | |
| Shale | 1 CY shale = 2400-3000 pounds | |
| Stone, crushed | 1 CF stone = 100 pounds | |
| Ton, short (US) | T | 1 T = 2000 pounds 1 T = 32.07 cubic feet of water |
| Water | 1 G water = 8.3453 pounds 1 CF water = 62.427 pounds |
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last modified on January 19, 2006
URL: http://mysite.verizon.net/bonniehill/ponds/pages/conv.html