Face masks are an important personal protective equipment (P.P.E.) to protect the lungs by avoiding invasion of any hazardous particles, germs, or dust. There are different types of face masks having different utility.
The most common masks used by the general public nowadays are surgical masks. Surgical masks are loose-fitting masks that prevent inter-transmission of viruses.
The N95 respirators are advanced face masks dedicatedly made for professional medics and healthcare workers exposed to a higher risk of inhaling allergic particulates, bacterial and viral germs, and airborne particles. There are various types of N95 respirators, including KN95 and N95.
Other face masks include duck-billed face masks and face shields with a face mask.