Surgical mask
device · 1897 · Electric age
A surgeon’s mask (Mikulicz).
What it is made of
- Melt-blown filter layer — has part. Meltblown polypropylene.
- Outer nonwoven layers — has part. Spunbond.
- Nose clip wire — has part. A wire shaped to the nose.
- Ear loops — has part. Ear loops.
Principles and materials it uses
- Germ theory of disease — uses. Protection against droplets.
- Polyethylene — is made of. Non-woven polypropylene.
- Cotton — is made of. Mikulicz’s masks were gauze.
History: what it evolved from and what it influenced
- Respirator — evolved into. A filtering mask.