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US Customary System of Units (view source)
Revision as of 20:48, April 7, 2007
, 20:48, April 7, 2007→Weight
=== Ounce (force) ===
=== Ounce (force) ===
One ounce is one sixteenth of a pound.
One ounce is one sixteenth of a pound.
=== Grain ===
The grain is 64.79891 milligrams, and by convention one pound is 7000 grains.<ref name=graindef>[http://www.sizes.com/units/grain.htm Grain] at Sizes.com</ref>
=== Ton ===
=== Ton ===
One ton is two thousand pounds.
One ton is two thousand pounds.
=== Supplementary Units ===
Originally the English system defined the ''hundredweight'' (abbreviated cwt) as one hundred pounds. This is slightly heavier than an ancient [[talent]].
== Mass ==
== Mass ==