Search results for “How safe are batteries”

What makes lithium ion batteries dangerous? Part 2

What are the hazards associated with lithium-ion batteries, and how can these turn into safety risks? Last week Risk Bites looked at the bottom-line risk challenges of lithium-ion batteries. This week we take a closer look at the technology behind the batteries used in cell phones, laptops and the

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

The invention of the battery

By layering copper disks, cardboard dipped in acid and zinc disks, physicist Alessandro Volta invented the so-called "voltaic pile," the world's first battery. Author: ZDF/scobel/Claus Ast/Tamara Skalski/Maximilian Mohr Translation and dubbing: alugha Click here to see more videos: https://alugha

How does a solid state battery work?

Unlike a lithium-ion battery, the solid state battery is designed to function without a liquid electrolyte. Powerful and fireproof, it could become the car battery of the future. Author: 3Sat/Nano/Mia Media Leipzig/Reinhart Brüning/Stefan Hoge/Jochen Schmidt Translation and dubbing: alugha Click

How Safe are Medicines?

Any medication can have both desirable effects and unwanted side effects. But what should you do if you suffer from unwanted side effects? This video provides some answers. In addition, our new web page offers plenty of information about the benefits and risks of drugs and provides facts on how medi

How safe are self-driving cars?

How safe are self-driving cars? And how safe should they be before they're widely used? Risk Bites dives into the safety of autonomous vehicles, and looks at how we make sense of their risks and benefits. With scientist and emerging technologies expert Andrew Maynard. The video is part of Risk Bite

Turning Batteries into Purple Paint

Head to https://squarespace.com/amateurchemistry to save 10% off your first purchase of a website or domain using code AMATEURCHEMISTRY In this video I turn some good old carbon-zinc batteries into gorgeous purple paint (Manganese violet) while producing enough chlorine to recreate World War I and

How does a lithium-ion battery work?

A lithium-ion battery is made up of a cathode, the positive pole, and an anode, the negative pole. The separating layer in the middle prevents a short from occurring. Author: 3Sat/Nano/Mia Media Leipzig/Reinhart Brüning/Stefan Hoge/Jochen Schmidt Translation and dubbing: alugha Click here to see

Lithium-ion batteries: How do they work?

Please view our new version of this video here: https://youtu.be/VXy-IoRykWk Smartphone, cordless screwdriver, laptops and defibrillators: Everyone knows the lithium-ion battery - or the Li-Ion Battery - for energy storage in a variety of modern appliances. A great future for the battery is predict

How Safe are Tanning Beds?

Around one million people use tanning beds each year in the US. Yet the ultraviolet (UV) light they use causes skin cancer. The risk is so high that a recent article from researchers at the University of Michigan called for an immediate ban on the use of commercial indoor tanning by minors, and th