Ordinary masks won’t do it because

Ordinary masks won’t do it because these respirator masks have a higher protection standard and can protect you in a way that dust filter masks can’t. You want a mask like this one that has a respirator valve

Kết quả (Anh) 1:

Ordinary masks won't do it because these respirator masks have a higher protection standard and can protect you in a way that dust filter masks can't. You want a mask like this one that has a respirator with valve

Kết quả (Anh) 2:

Ordinary masks Will not do it vì respirator masks have a Higher những standard and can protect you protection in a way không có dust filter masks. You want a mask like this one has a respirator valve có