Dust masks had the lowest rate ... “This experiment reconfirmed that wearing cloth and gauze masks can’t prevent virus infection,” Onishi said. However, he conceded that such masks do ...

With 99.6% filter rate, these dust masks provide excellent breathability and comfort for long-term wear. Their multiple-layer design offers effective filtration of dust, pollutants, and allergens ...

Reporting from Europe, Jeff McMahon covers the environment. It’s a good thing you’re wearing your mask. Most of the dust motes floating in homes are plastic microfibers, scientists say ...

The particles include dust, dirt, soot ... any way you have to be out then try to protect yourself by either wearing a face mask or limiting the number of hours outdoors to reduce exposure.