It's short for Joule. A unit of power (1 watt-second) used to describe the rate of energy production. It is equal to 1 watt-second or 0.239 calorie.
01:13, 23 November 2012
vertical long arrow of the engine
MSDS: Material safety data sheet (MSDS) is a form ...
A cleaning device that uses suction to hold itself onto a ...
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