Search results for “COVID and masks”

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

Should you get the COVID vaccine?

Five reasons you might hesitate to get the COVID vaccine, and why you should probably get it anyway: 0:46 - Unknown risks 1:48 - Effectiveness 2:28 - Fake news 3:30 - COVID conspiracy theories 4:00 - Your right not to be vaccinated Even if you are worried about getting the COVID vaccine, or are c

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

Why is there no COVID vaccine for children?

Whether children can tolerate the COVID vaccine at all has hardly been tested. The tests are not entirely harmless, as side effects can occur. That is why tests are first done on strong and healthy people, mostly young adults. Authors: ZDF/logo/Timo Amling/Marion Brand/Heidi Stifel/Jochen Schmidt

The British Covid-mutant and its effects

All viruses change over time. When a virus captures a host cell, it allows its genome to replicate, and new variants with small changes emerge. However, the English variant of Sars-Cov-2 has an unusually large number of mutations. Authors: ZDF/Terra X/WENDEVARGA/Christine Haak, Frank Siegwart, Albr

Covid vaccine - order of priority

The first goal is to protect those who are most at risk: People who could get very sick and die from contracting the virus, or people who interact with high-risk groups or large numbers of people at work. Author: ZDF/logo/Judith Vehar/Marion Brand/Tim Rizzo/Jochen Schmidt Translation and dubbing:

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