How To Sample For Welding Fumes. There are international standards for the preferred order to in which welding fumes must be captured. Molecular Weight Properties vary depending upon the specific component of the welding fumes.
Industrial hygiene sampling during welding activities depends on three main factors including the type of welding being performed the ingredients. Good-quality portable devices work on vacuum extraction. While welding fume is not a gas some gases such as ozone NOx and carbon monoxide are also generated during the welding process says Keith Daley environmental systems manager at The Lincoln Electric Company of Canada.
Then separation of the source and human by automation and eg.
First reduction or avoidance of the production of welding fumes. Reduce exposure to welding fumes. There are international standards for the preferred order to in which welding fumes must be captured. Fumes are formed when a metal is heated above its boiling point and its vapours condense into very fine particles solid particulates.