Knowledge Center

Welding produces more than sparks and heat. Depending on the process, metal, coating, filler material, and ventilation, welding can generate a complex mixture of airborne metal fumes, gases, vapors, and...

Walk onto almost any construction site, manufacturing facility, fabrication shop, or maintenance department, and you will likely see a familiar name printed across workers’ respirators: 3M. For decades, 3M has...