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See Weight for detail of mass/weight distinction and conversion. Avoirdupois is a system of mass based on a pound of 16 ounces, while Troy weight is the system of mass where 12 troy ounces equals one troy pound.
[7] [8] A US liquid gallon can contain about 3.785 kilograms or 8.34 pounds of water at 3.98 °C (39.16 °F), and is about 16.7% less than the imperial gallon. There are four quarts in a gallon, two pints in a quart and 16 US fluid ounces in a US pint, which makes the US fluid ounce equal to 1 / 128 of a US gallon.
0.1745 imp gal 0.1801 U.S. dry gal 1 ⁄ 4 of a quart. The litre is etymologically related to this unit. quart: 1 ⁄ 4: 3.174 dm 3: 0.698 imp gal 0.721 U.S. dry gal 1 ⁄ 4 of a boisseau. boisseau: 1 12.7 dm 3: 2.8 imp gal 2.9 U.S. dry gal Although etymologically related to the English unit bushel, the French bushel is about one third the size.
The same is true of quarts, gallons, etc.; six US gallons are a little less than five imperial gallons. The avoirdupois system served as the general system of mass and weight. In addition to this, there are the troy and the apothecaries' systems. Troy weight was customarily used for precious metals, black powder, and gemstones. The troy ounce ...
In the oil industry, mud weight is the density of the drilling fluid and is normally measured in pounds per gallon (lb/gal) (ppg) or pound cubic feet (pcf) . [1] In the field it is measured using a mud scale or mud balance. Mud can weigh up to 22 or 23 ppg. A gallon of water typically weighs 8.33 pounds (or 7.48 ppg).
Louisville at No. 11 Clemson. Time: 7:30 p.m. | TV: ESPN | Line: Clemson -10.5 | Total: 62.5 Week 10 is a great chance to check in on Clemson if you haven’t watched the Tigers much since their ...
In 1832, in the absence of any direction by Congress, the United States Treasury chose the second smallest gallon, the "Queen Anne gallon" of 231 cubic inches (3.785 litres), to be the official gallon in the United States for fiscal purposes. Sixteen US fluid ounces make a US pint (8 pints equals 1 gallon in both customary and imperial systems).
The relationship between gallons per minute (gpm) and fixture unit is not constant, but varies with the number of fixture units. For example, 1000 FU is equivalent to 220 US gallons per minute (0.014 m 3 /s) while 2000 FU represents only 330 US gallons per minute (0.021 m 3 /s), about 1.5 times the flow rate.