https://www.usa.gov/government-works https://www.rawpixel.com/image/2288512 N95 type face masks or respirators. Original image sourced from US Government department: Public Health Image Library…

N95 type face masks or respirators. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

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