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The stone or stone weight (abbreviation: st.) [1] is an English and British imperial unit of mass equal to 14 avoirdupois pounds (6.35 kg). [ nb 1 ] The stone continues in customary use in the United Kingdom and Ireland for body weight .
The wool sack or woolsack (Latin: saccus lanae or lane) was standardized as 2 wey of 14 stone each, with each stone 12 + 1 ⁄ 2 merchants' pounds each (i.e. 350 merchants' pounds or about 153 kilograms), by the time of the Assize of Weights and Measures c. 1300. 12 such sacks formed the wool last.
The kilogram (also spelled kilogramme [1]) is the base unit of mass in the International System of Units (SI), having the unit symbol kg. [1] The word "kilogram" is formed from the combination of the metric prefix kilo- (meaning one thousand) and gram ; [ 2 ] it is colloquially shortened to " kilo " (plural "kilos").
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Stones, and every Stone to weigh xiv. l. The third development is a set of 14th-century bronze weights at the Westgate Museum in Winchester, England. The weights are in denominations of 7 pounds (corresponding to a unit known as the clip or wool-clip), 14 pounds (stone), 56 pounds (4 stone) and 91 pounds ( 1 ⁄ 4 sack or woolsack).
The factor–label method can convert only unit quantities for which the units are in a linear relationship intersecting at 0 (ratio scale in Stevens's typology). Most conversions fit this paradigm. An example for which it cannot be used is the conversion between the Celsius scale and the Kelvin scale (or the Fahrenheit scale). Between degrees ...
Related units include the picul, equal to 100 catties, and the tael, which is 1 ⁄ 16 of a catty. A stone is a former unit used in Hong Kong equal to 120 catties and a gwan ( 鈞 ) is 30 catties. Catty or kati is still used in Southeast Asia as a unit of measurement in some contexts especially by the significant Overseas Chinese populations ...
10 16: 1 × 10 16 kg 951 Gaspra, the first asteroid ever to be closely approached by a spacecraft (rough estimate) [125] 1 × 10 16 kg Rough estimate of the total carbon content of all organisms on Earth. [126] 3 × 10 16 kg Rough estimate of everything produced by the human species. [127] 3.8 × 10 16 kg Total carbon stored in the oceans. [128 ...