Researchers found that wearing one mask blocked around 40% of the particles, but when a cloth mask was worn on top of a surgical mask, about 80% were blocked.
3M, based in Maplewood, Minnesota, is among the largest global producers of the N95 mask, which has been approved by the U.S. National Institute for Occupational Safety and Health and is considered the gold standard in protection against the coronavirus. The company delivered some 2 billion N95 masks in 2020 as the pandemic soared, but in earlier months of the pandemic, when masks were in short supply, fraudsters starting popped up. They re not coming from authorized distributors, said Kevin Rhodes, 3M s vice president and deputy general counsel. They re coming from companies really just coming into existence.
Federal authorities are investigating a massive counterfeit N95 mask operation in which fake 3M masks were sold in at least five states to hospitals, medical facilities and government agencies.
WASHINGTON Federal authorities are investigating a massive counterfeit N95 mask operation in which fake 3M masks were sold in at least five states to hos
Let's face it: Even as more people get vaccinated against Covid-19, everyone but small children will still need to wear a face mask for the foreseeable future.