Univ. of Michigan study finds COVID was transmitted far more readily in air than from contaminated surfaces on campus

More evidence that mitigating airborne pathogens and maintaining healthful air is essential:  A Univ. of Michigan study finds that COVID transmission via air was ~1000 times more likely than via contaminated surfaces on campus:  https://news.umich.edu/at-u-m-risk-from-surface-contamination-of-covid-19-was-much-lower-than-air-transmission/