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Scientific American

2021-02-07, 17:05
Why Are We Still Deep-Cleaning Surfaces for COVID?


The coronavirus behind the pandemic can linger on doorknobs and other surfaces, but these aren’t a major source of infection



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https://www.scientificamerican.com/artic...for-covid/
www.chinaphonearena.com > Off The Wall > Tech & Science > [Sci-Am] Why Are We Still Deep-Cleaning Surfaces for COVID?