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The obsolete troy pound was divided into 12 ounces, rather than the 16 ounces per pound of the avoirdupois system. The apothecaries' system was traditionally used in pharmacology, but has now been replaced by the metric system; it shared the same pound and ounce as the troy system but with different further subdivisions.
Some countries have redefined their ounces in the metric system. [6] For example, the German apothecaries' ounce of 30 grams is very close to the previously widespread Nuremberg ounce, but the divisions and multiples come out in metric. In 1820, the Dutch redefined their ounce (in Dutch, ons) as 100 grams. In 1937 the IJkwet of the Netherlands ...
American brewers package their beer in 12-US-fluid-ounce bottles, which are 355 mL each. As a result, Canadian bottles are labelled as 11.5 fl oz in US units when imported into the United States. Because the standard size of Canadian beer bottles predates the adoption of the metric system in Canada, the bottles are still sold and labelled in ...
In the early 14th century several other specialized weight systems were used, including the weight system of the Hanseatic League with a 16-ounce pound of 7200 grains and an 8-ounce mark. [citation needed] However, the main weight system, used for coinage and for everyday use, was based on the 12-ounce tower pound of 5400 grains.
You may remember practicing conversions in school − translating the metric system to the standard system to figuring out how many feet are in a yard. ... There are 8 fluid ounces in a cup.
The troy weight units are the grain, the pennyweight (24 grains), the troy ounce (20 pennyweights), and the troy pound (12 troy ounces). The troy grain is equal to the grain unit of the avoirdupois system, but the troy ounce is heavier than the avoirdupois ounce, and the troy pound is lighter than the avoirdupois pound. Legally, one troy ounce ...
12 oz t = 5760 gr ≈ 373 g Mark 8 oz t. Tower. Grain (gr) = 45 ... Metrication – Conversion to the metric system of measurement;
The metric system is a decimal-based system of measurement. ... there are 12 inches in a foot, but the number of 5,280 feet in a mile is not a power of 12. ...