Dr Satoshi Akima FRACP 『秋間聰』 on Twitter: "A 🧵on @3M Aura N95/FFP2/FFP3 respirator models. The Aura is the standard go-to high-filtration respirator of the pandemic. It's kept countless healthcare workers safe. It's
3M Aura 9320+ | 3M Aura™ 9300+ Series Disposable Respirator, FFP2, Non-Valved, Fold Flat, 20 per Package | RS
Einweg-Atemschutzmasken für Persönliche Sicherheit | 3M Österreich