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Is the N95 mask the best mask to use during a fire, air pollution or dust?
Many parts of California experience hazardous air quality due to smoke from seasonal wildfires. There are various types of pr..
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Types of masks for dentists
In July 2020, the World Health Organization officially announced the mode of transmission of the Covid-19 disease through aerosols. Before that, several studies had proved ..
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What mask should we use to deal with Omicron strain?
Corona virus enters body cells with the help of a protein called spike and causes covid-19 disease. About 30 or more changes in the spike prote..
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