Last week, George Gao, director-general of the Chinese Center for Disease Control and Prevention, told ScienceMag.com that the “big mistake in the U.S.” is that people aren’t wearing masks. “This virus is transmitted by droplets and close contact. Droplets play a very important role,” he said. You’ve got to wear a mask, because when you speak, there are always droplets coming out of your mouth.” Article Link: https://www.cnbc.com/2020/04/02/make-your-own-face-mask-during-coronavirus-pandemic-expert-approved-guide-on-how.html