WebThis review summarizes the current state of knowledge on portable high-efficiency particulate air (HEPA) purifiers' effectiveness in eliminating airborne SARS-CoV-2 from indoor environments. Data sources: Medline, Embase, Cochrane Databases, and the World Health Organization's COVID-19 Global Literature on Coronavirus Disease. Web3. apr 2024 · Studies of room air purifiers show that using HEPA filters—filters with very fine mesh, certified to collect 99.97 percent of particles of a certain hard-to-capture size (0.3 …
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