Many employers use different types of respirators to help reduce employee exposure to potentially damaging air contaminates as their first line of defense. However, the Occupational Safety and Health Administration (OSHA) states in 29 Code of Federal Regulations (CFR) 1910.134(a)(1), “In the control of those occupational diseases caused by breathing air contaminated with harmful dusts, fogs, fumes, mists, gases, smokes, sprays or vapors, the primary objective shall be to prevent atmospheric contamination. This shall be accomplished as far as feasible by accepted engineering control measures (for example, enclosure or confinement of the operation, general and local ventilation, and […]