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Reference.org
Plasma torch
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<p>A plasma torch (also known as a plasma arc, plasma gun, plasma cutter, or plasmatron) is a device for generating a directed flow of <a href="/facts/Plasma_(physics)/1d3btMVU">plasma</a>. </p><p>The plasma jet can be used for applications including <a href="/facts/Plasma_cutting/lyW24qz2">plasma cutting</a>, <a href="/facts/Plasma_arc_welding/80DPFDRX">plasma arc welding</a>, <a href="/facts/Plasma_spraying/NY41V56m">plasma spraying</a>, and <a href="/facts/Plasma_gasification/RATg4c52">plasma gasification</a> for waste disposal. </p>