But e-bikes containing lithium-ion batteries are a newer challenge. "When a battery fails, it doesn't necessarily ignite, it will often produce some off-gases," says Stephen Welch, senior lecturer at the University of Edinburgh's Fire Research Centre. "Those off-gases are toxic and flammable. If they accumulate, you can have an explosion risk."
Does new science get us closer to finding out how life on earth began?BBC Inside Science
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Москвичей предупредили о резком похолодании09:45
Also from 18 to 39, she said people tended to neglect themselves by "working more hours than we do for the rest our lives".
Мерц озвучил условие переговоров с РоссиейМерц заявил, что перемирие является условием для переговоров с РФ по Украине