Metric weights, the gram, the kilogram, were developed by scientists in 18th century France. In , the French parliament imposed the use of the metric system on the country, and it is now used in Continental Europe and many other parts of the world. The metric system was not particularly popular in revolutionary France, and Emperor Napoleon, who came just after the Revolution, abolished it.
But, when Napoleon lost power, the system was reinstated. The kilogram is the weight of one liter of water. One thousandth of a kilogram is a gram. All multiples and submultiples of the base units are in powers of ten. Fractional units are not halves, but tenths, unlike the customary practice for fractions of inches, and derived units are related to the base units by multiples of powers of ten, unlike what is the case with twelve inches making a foot.
Basing all units on multiples of ten makes conversion from one unit to another particularly easy. You can do the reverse unit conversion from kg to lbs , or enter any two units below:.
The pound abbreviation: lb is a unit of mass or weight in a number of different systems, including English units, Imperial units, and United States customary units. Its size can vary from system to system. The most commonly used pound today is the international avoirdupois pound. The international avoirdupois pound is equal to exactly The definition of the international pound was agreed by the United States and countries of the Commonwealth of Nations in In the United Kingdom, the use of the international pound was implemented in the Weights and Measures Act Weight Conversion ».
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