Other materials that masks are commonly made of include disposable paper, synthetic fabrics such as polyester and rayon, natural materials such as silk and cotton, and combinations of these and other ...

The use of banned substances by the Russian military has become systematic: in particular, the enemy uses chemicals to “smoke ...

There are specific types of respirators for different scenarios, including: Particulate respirators protect health care workers Respirators, like the commonly found N95 face masks, help protect ...

A hair mask is a rich, intensive hair care treatment formulated to deeply nourish and repair the hair from root to tip. Unlike regular conditioners, hair masks are thicker, more concentrated, and are ...