Schools

How businesses and schools are dealing with airborne COVID-19 and preparing for a winter indoors

Good building ventilation is the key to reducing indoor transmission, bioaerosols researcher says.Brian Castillo checks the temperature of a client outside his 9Round fitness club before they’re allowed to enter, part of the gym’s efforts to prevent the spread of COVID-19. (Jared Thomas/CBC)On a sunny Friday in October, the 9Round fitness club in midtown Toronto…

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