https://m.youtube.com/watch?v=Cm2Jd0Bd92U
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https://m.youtube.com/watch?v=hq5aBpHX07g
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All welding processes produce hazardous gases and can also produce fumes. Fumes are formed when a metal is heated above its boiling point and the vapours produced condense into very fine particles that can stay in the vapour or gases created. The particles created are very small (1/50th the width... read more →