What is a mask

- Mar 25, 2020-

Masks are a tool used to prevent the spread of disease. They can also be called dental, isolation, laser, medical, surgical or surgical masks. The mask is a loose-fitting mask that covers the nose and mouth, and has earrings or a tie or strap on the back of the head. There are many different brands and their colors are different. It is important to use an FDA-approved mask.