Search results for “face mask”

How do face masks and respirators work?

How do face masks and respirators prevent you from breathing in harmful particles? As respiratory protection against coronavirus becomes increasingly important, Risk Bites dives into the science of face masks and respirators, and explores what makes for good protection, whether it’s a professional

Where does the face mask come from?

In Asia, it has long been part of everyday life. But where does the face mask come from, why was it invented in the first place, and how does it actually work? Author: 3SAT/Nano/Rocket film/Andreas Gust/Konstantin Fuchs Translation and dubbing: alugha Click here to see more videos: https://alugh

How Safe is Graphene?

How safe is graphene when it’s used in face masks and other consumer and professional products? In this episode of Risk Bites, nanotechnology expert Professor Andrew Maynard looks at what’s known about the potential health risks associated with the engineered nanomaterial graphene, and how consume

Not another COVID safety video ... honest!

How do you go about avoiding becoming infected by a harmful airborne virus like COVID-19 -- especially if you're a student heading back to campus? There are, of course, a number of blindingly obvious ways to do this. However, because so many people seem to have forgotten them, I thought it worth p

What Causes Nosebleeds?

If you’ve never had a nosebleed before, the first one can be terrifying but why his blood actually pouring out of your face? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://alugha.com/LifeNoggin What If All Cats Died Right Now?: ht

Counter-Power - Best of Freedom of Information

Is more information really the solution? Whether Jens Spahn, Philipp Amthor or Friedrich Merz - they all openly say what they are up to and make no secret of their connections to the Trump administration, billionaires and the fossil fuel lobby. What is the point of transparency in times of authorita