“Speech creates droplets that breathing alone does not. That much is clear,” said Andrew Noymer, a University of California at Irvine epidemiologist who also was not part of the new research. “Big mouths of the world, beware. You’re putting the rest of us at risk.”
Study shows human speech creates long-lasting airborne droplets — a coronavirus transmission risk
The Seattle Times, May 14, 2020
May 14, 2020