MinutePhysics
The Astounding Physics of N95 Masks (2020x3)
Bemutató időpontja: 2020 Júl 18
"The electrostatic charge of N95 masks is a major contributor to their filtration efficiency, improving it at least 10-fold over uncharged fabric" (Tsai et al., Journal of Electrostatics 2002; Peter Tsai, personal communication).
- Bemutatott: 2011 Júl
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