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with a bandana, they traveled 3 feet; with a folded cotton handkerchief, they traveled 1 foot, 3 inches; and with the cone-style mask, droplets traveled about 8 inches. With the stitched-quilting ...
with a bandana they traveled 3 feet, with a folded cotton handkerchief, they traveled 1 foot, 3 inches; and with the cone-style mask, droplets traveled about 8 inches. With the stitched-quilting ...
Researchers found that a well-fitted stitched mask made from two layers of quilting fabric was the most effective in stopping the spread of droplets from emulated coughs and sneezes. Skip to content ...