powdered mixture used in incendiary bombs, in the reduction of metals from their oxides, and as a source of heat in welding iron and steel and in ... [2 related articles]
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http://www.britannica.com/eb/a-z/t/37
Thermit is a mixture of coarsely powdered aluminium and magnetic oxide of iron which when ignited - by means of a primer of barium peroxide mixed with aluminium powder into which a piece of magnesium ribbon is placed and ignited - reacts by producing iron and aluminium oxide at an intensely high temperature approaching 3000 degrees Celsius. It was ...
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http://www.probertencyclopaedia.com/browse/GT.HTM
thermite, thermit A mixture of finely divided aluminum and oxide of iron or other metal, that produces on combustion (when ignited) a very high temperature (about 3,000°C); used in thermite processing, welding, and incendiary bombs.
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http://www.wordinfo.info/words/index/info/view_unit/4265/18
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