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://twitter.com/AnalyseShannon/status/1245737480051015680
Captures droplets with sizes down to 0.1 micrometer = 1/10000 millimeter.
Droplets linger, floating.
#Masks4All #Masks4AllBrasil NHK Japan. Audio in english.

#Masks4All Various styles of home-made masks, no cutting, only folding. 
All shapes and sizes of material.
Visual demonstration.
Subtitles available in 30 languages.
#Masks4AllBrasil #Masks4AllIndonesia

All shapes and sizes of material.

Visual demonstration.

Subtitles available in 30 languages.

#Masks4AllBrasil #Masks4AllIndonesia
for reference, the non-woven 'meltdown' fabric mentioned in the Korean youtube video explained in this thread: https://twitter.com/nicoletranger/status/1245915199132987392