Disposable respirator masks have received elevated attention as of late with the spread of the H1N1 flu virus, though they have long been used for other functions including occupational safety. N95 refers to a National Institute for Occupational Safety and Health (NIOSH) rating that’s assigned to masks that meet a specified minimum customary for particle transmission. The N95 respirator mask is designed to filter as much as 95% of airborne particles 0.three microns or bigger that will otherwise directly enter the nose and mouth of the wearer. These masks may additionally be worn by people who have a contagious illness to prevent particles from leaving the nostril and mouth of the wearer and putting others at risk. While such masks do not protect towards particle transmission with a hundred% accuracy, they can be effective in preventing the spread of infection.
N95 masks could be purchased with our without a valve to facilitate easier breathing. Optimum protection is achieved when the respirator masks fits snugly to the face, covering the nose and mouth without leaving open areas along the edge. Respirator masks must be fitted accurately to the wearer and never be obstructed by facial hair or jewelry. A poorly fitted respirator masks has greater potential to permit air particles to enter through gaps alongside the edges of the mask, providing decrease ranges of protection against the inhalation or spread of particles than a well fitted one.
Respirator masks are widely used for occupational safety, and are notably common in industrial and health care facilities. Masks used in the workplace have to be NIOSH-approved, which means they meet minimal requirements put forth by the National Institute for Occupational Safety and Health.
The supposed purpose needs to be kept in mind when buying respirator masks. Different types are designed for specific functions and offer varying ranges of protection. Another consideration is whether the mask incorporates latex, an allergen for some people. Latex free N95 respirator masks are available, and shall be marked as such.
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