‘KJ Seung, an infectious disease expert and chief of strategy and policy for the nonprofit Partners in Health’s Massachusetts COVID response, said the study was a reminder of the risk of indoor transmission as many nations hunker down for the winter. The official definition of a “close contact” — 15 minutes, within 6 feet — isn’t foolproof.
‘Lee and his team recreated the conditions in the restaurant... “Incredibly, despite sitting a far distance away, the airflow came down the wall and created a valley of wind. People who were along that line were infected,” Lee said. “We concluded this was a droplet transmission, and beyond two meters.”
“Eating indoors at a restaurant is one of the riskiest things you can do in a pandemic,” she [Linsey Marr, a civil and environmental engineering professor at Virginia Tech who studies the transmission of viruses in the air] said. “Even if there is distancing, as this shows and other studies show, the distancing is not enough.”
Read here (LA Times, Dec 12, 2020)