oxyacetylene torch

The Columbia Encyclopedia, 6th ed. | 2011 | 272 words | Copyright

oxyacetylene torch , tool that mixes and burns oxygen and acetylene to produce an extremely hot flame. This torch can be used for cutting steel and for welding iron and various other metals. The temperature of the flame can reach as high as 6,300°F (3,480°C).

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"oxyacetylene torch." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. 26 May. 2012 <http://www.encyclopedia.com>.

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