Business Insider (via Yahoo! News) details an instance in a restaurant in Guangzhou, China. An asymptomatic customer dined there, and researchers deduced that the restaurant’s air conditioning spread their disease throughout the space. In doing so, the researchers confirm that the use of air conditioning units can be dangerous without the proper defenses used with it.
House Beautiful praises thymol as an effective cleaning product to protect oneself from COVID-19. Thymol is a popular component due to its environmentally friendly and thorough clean that lacks the harsh side effects of bleach and chemicals. The article confirms that the EPA has designated products with thymol as effective treatments against the virus.