4 ms·
Alcohol will destroy the charges that make the fabric effective for small particle sizes, according to the article.
by CarVac 7y ago
Alcohol will destroy the charges that make the fabric effective for small particle sizes, according to the article.
- clort 7y agothat is the N95 masks made of blown polypropylene, not cloth masks made at home (for example two layers of teatowel is quite an effective filter apparently)