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Published on Oct 16, 2010
Math and Science are important for understanding and solving welding problems. They are also very useful tools if operating automatic welders and Robot welders which are becoming in wider use. This video defines subtle relationships that control shielding gas and define why most MIG welders waste gas and have inferior weld starts as the gas blasts out of the gun nozzle at the weld start. More information is available at wwwNetWelding.com.