N95 Mask - How Effective are these face masks?
An N95 mask, also commonly shortened to N95 mask , is a protective face mask that meets the U.S National Institute for Occupational Safety and Health (NIOSH) classification of occupational air contaminants, which means that it effectively filters at least 95% of air-borne particles and small documents. The purpose of this type of mask is to protect the worker's nose and mouth from chemical fumes and vapors, which can cause serious damage to the respiratory system of the workers if not trapped and protected. To wear an N95 mask , the wearer needs to either cover their nose completely or partially, or cover their mouth and eyes with either a mask-covering chin strap or by sliding the headgear over their nose and mouth. Earlier a mask will be approved for particular risk factors, which means that the N95 mask may not necessarily be appropriate for every individual who may work in a chemical processing plant or other job that requires the use of potentially dangerous chemica...