What is the 3M N95 mask and how effective is it for COVID? The 3M N95 mask is a type of N95 respirator that is commonly used in healthcare settings. It is designed to filter out at least 95% of ...

A major US mask manufacturer, 3M, says the government has asked it to stop exporting US-made N95 respirator masks to Canada and Latin America. The request had "significant humanitarian ...

The move to block such masks, which are crucial in protecting healthcare workers on both sides of the border from the virus that causes COVID-19 disease, outraged many officials in Canada.

In fight against novel coronavirus, the researchers have ... The masks are based on the shape of the 3M 1860 style of N95 masks, the type normally used at Brigham and Women's Hospital.