A respirator is a mask worn over your face which can be used to filter the air you breathe. It is usually used when working under conditions where it is harmful contaminants in the air. The air-purifying respirator is the most common and also can be used or even reusable.
The first thing you should do is that you have to get fit-tested. There are many qualified people who will make sure your respirator fits properly, ensure that there are no gaps around your face guard mask and it will fit your face comfortably therefore will not limit your job.
Then call your local hospital to see where the nearest medical clinic you are working. After that you can put your respirator covers the nose and mouth to make sure that the straps are tight but comfortable.
Test seal. You must do this whenever you wear a respirator to ensure that contaminants are not leaking around your face. In doing this when using respirators can be reused, at first, you need to cover when breathing port outside force.
You should not feel that there is some escape of air around your face. After that, you can mask that contains the filter cartridge when taking a deep breath and strong inside. You must find it hard to take in air, and you will not feel the air come around your face. With disposable respirators, you can only cover the entire mask with your hands and breathe in and out strong, to ensure that no air escapes around your face.