Laser and high-sensitivity camera capture multple angles of microdroplets produced by sneezing and talking.
Captures droplets with sizes down to 0.1 micrometer = 1/10000 millimeter.
Droplets linger, floating.
#Masks4All #Masks4AllBrasil NHK Japan. Audio in english. https://abs.twimg.com/emoji/v2/... draggable="false" alt="😷" title="Face with medical mask" aria-label="Emoji: Face with medical mask"> https://twitter.com/AnalyseShannon/status/1245737480051015680">https://twitter.com/AnalyseSh...

#Masks4All Various styles of home-made masks, no cutting, only folding. https://abs.twimg.com/emoji/v2/... draggable="false" alt="😷" title="Face with medical mask" aria-label="Emoji: Face with medical mask">
All shapes and sizes of material. https://abs.twimg.com/emoji/v2/... draggable="false" alt="😷" title="Face with medical mask" aria-label="Emoji: Face with medical mask">
Visual demonstration. https://abs.twimg.com/emoji/v2/... draggable="false" alt="😷" title="Face with medical mask" aria-label="Emoji: Face with medical mask">
Subtitles available in 30 languages. https://abs.twimg.com/emoji/v2/... draggable="false" alt="😷" title="Face with medical mask" aria-label="Emoji: Face with medical mask">
#Masks4AllBrasil #Masks4AllIndonesia https://youtu.be/lOe_8z8k01U ">https://youtu.be/lOe_8z8k0...

#Masks4AllBrasil

for reference, the non-woven & #39;meltdown& #39; fabric mentioned in the Korean youtube video explained in this thread: https://twitter.com/nicoletranger/status/1245915199132987392">https://twitter.com/nicoletra...