how does a mask help by dust ? in short
Answers
Answer:
Medical masks are surgical or procedure masks that are flat or pleated (some are like cups); they are affixed to the head with strapsa. Wearing a medical mask is one of the prevention measures to limit spread of certain respiratory diseases, including 2019- nCoV, in affected areas.
However, the use of a mask alone is insufficient to provide the adequate level of protection and other equally relevant measures should be adopted. If masks are to be used, this measure must be combined with hand hygiene and other IPC measures to prevent the human-to- human transmission of 2019-nCov
Explanation:
Explanation:
A dust mask is a flexible paper pad held over the nose and mouth by elastic or rubber straps for personal comfort against non-toxic nuisance dusts. They are not intended to provide protection from toxic airborne hazards.