"There have been troubling reports that indicate the coronavirus may be able to travel farther in the air and stay in the environment longer than is possible by respiratory droplets, which have so far been assumed to be the primary mode of transmission of the virus.
One study in Singapore found traces of the virus in air vents in patient isolation rooms. In another study, researchers at the University of Nebraska Medical Center detected extensive contamination in patient rooms as well as in air samples collected from the hallways outside rooms.
https://www.nytimes.com/2020/03/31/health/cdc-masks-coronavirus.html
"Air, Surface Environmental, and Personal Protective Equipment Contamination by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) From a Symptomatic Patient"
https://jamanetwork.com/journals/jama/fullarticle/2762692
One study in Singapore found traces of the virus in air vents in patient isolation rooms. In another study, researchers at the University of Nebraska Medical Center detected extensive contamination in patient rooms as well as in air samples collected from the hallways outside rooms.
https://www.nytimes.com/2020/03/31/health/cdc-masks-coronavirus.html
https://www.medrxiv.org/content/10.1101/2020.03.23.20039446v2
"Air, Surface Environmental, and Personal Protective Equipment Contamination by Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) From a Symptomatic Patient"
https://jamanetwork.com/journals/jama/fullarticle/2762692
