Mascarillas con válvulas y y viseras no frenan propagación del coronavirus

Agence France-Presse 2020-09-01

Views 6

Las personas que usan viseras de plástico y máscaras con válvulas pueden rociar pequeñas gotas invisibles en un área extensa cuando tosen o estornudan, según un estudio publicado el martes que demuestra que esos dispositivos son ineficaces por sí solos para prevenir la propagación del coronavirus.
Show more

Share This Video


Download

  
Report form
RELATED VIDEOS
Las máscaras con válvulas y protectores faciales son ineficaces para evitar la propagación del coronavirus
play
02:24

Las máscaras con válvulas y protectores faciales son ineficaces para evitar la propagación del coronavirus
Facebook Newsfeed Update - How To See More Of Your Newsfeed
play
00:26

Facebook Newsfeed Update - How To See More Of Your Newsfeed
Facebook Newsfeed Upde Of What YOU Like in Your Newsfeed
play
01:08

Facebook Newsfeed Upde Of What YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See More Of Whajhfjgt YOU Like in Your Newsfeed
play
00:20

Facebook Newsfeed Update - How To See More Of Whajhfjgt YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed
play
00:18

Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See t YOU Like in Your Newsfeed
play
00:47

Facebook Newsfeed Update - How To See t YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed
play
00:37

Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See More Of What hgjfYOU Like in Your Newsfeed
play
00:51

Facebook Newsfeed Update - How To See More Of What hgjfYOU Like in Your Newsfeed
Facebook Newsfeed Update - How To hat YOU Like in Your Newsfeed
play
00:24

Facebook Newsfeed Update - How To hat YOU Like in Your Newsfeed
Facebook Newsfeed - How To See More Of What YOU Like in Your Newsfeed
play
00:59

Facebook Newsfeed - How To See More Of What YOU Like in Your Newsfeed
Facebook Newsfeed U w To See More Of What YOU Like in Your Newsfeed
play
00:16

Facebook Newsfeed U w To See More Of What YOU Like in Your Newsfeed
Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed
play
00:18

Facebook Newsfeed Update - How To See More Of What YOU Like in Your Newsfeed