How Scientists Test Face Mask Effectiveness Against Coronavirus | NBC Nightly News
Автор: NBC News
Загружено: 2020-06-21
Просмотров: 111987
Описание:
Scientists around the world have conducted research that finds wearing face masks can significantly decrease the spread of the coronavirus by blocking droplets created when a person coughs, sneezes, or talks that would carry the virus.» Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC
» Watch more NBC video: http://bit.ly/MoreNBCNews
NBC News is a leading source of global news and information. Here you will find clips from NBC Nightly News, Meet The Press, and original digital videos. Subscribe to our channel for news stories, technology, politics, health, entertainment, science, business, and exclusive NBC investigations.
Connect with NBC News Online!
Visit NBCNews.Com: http://nbcnews.to/ReadNBC
Find NBC News on Facebook: http://nbcnews.to/LikeNBC
Follow NBC News on Twitter: http://nbcnews.to/FollowNBC
Follow NBC News on Instagram: http://nbcnews.to/InstaNBC
How Scientists Test Face Mask Effectiveness Against Coronavirus | NBC Nightly News
Повторяем попытку...
Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке:
