Air conditioners on a building. Scientists say there has been too little research into the role of heating, ventilation and air conditioning systems in the spread of the coronavirus. Sami Sarkis/Getty Images hide caption toggle caption Sami Sarkis/Getty Images Goats and Soda Can Air Conditioners Spread COVID-19? August 15, 2020 People are worried that the virus could be spread by air conditioning systems. Here's what researchers do — and don't yet — know.