Instead, they prevent any particulates from the wearer’s mouth and nose from spreading outward, like a doctor sneezing during surgery, or blood splashes from landing in the wearer’s mouth. Cheap masks used when people are doing construction, like cutting wood. Types of masks people refer to in conversation: Escape hoods (right) have specific, limited uses. Surgical masks (left) don’t actually protect you. They protect your respiratory system by filtering bad stuff out of the air as you breathe. Respirators are what people actually mean when referring to emergency gear. It’s a little confusing because a gas mask is actually a respirator and much more effective than most other masks, but the lingo has stuck since World War I. Surgical masks are designed to shield a patient from a doctor sneezing, for example. But those labels are often used incorrectly. In common lingo you’ll often hear “masks”, “respirator masks”, and “gas masks” used interchangeably.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |