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symptomatic individuals to transmit the virus via droplets and aerosols. Because of the assumed aerosolized nature of SARS-CoV-2 transmission, CDC recommendations for PPE include the use of N95 respirators, which offer a higher level of protection, instead of procedural masks (an elastic ear-loop mask intended for use in clean environments) or standard surgical masks (utilizing 2 straps and intended for use in sterile environments) when performing or present for an aerosol-generating procedure. The American Society for Testing Materials (ASTM) has also designated the levels