Welding is the most common method of joining metals in industry today. When welded, two pieces of similar metals are fused together by the use of heat, pressure or both. Once completed, the welded joint is as strong as or stronger than the pieces from which the joint is formed.

Welding Hazards and NIOSH’s Hierarchy of Controls

Impact, penetration, harmful dust, smoke, fumes, heat and injurious light radiation are all potential hazards associated with welding. Welding “smoke” is a mixture of very fine particles (fumes) and gases. Depending upon what is being welded, many of the substances in the smoke can be […]