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."
Science & Environment
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The ex-boss of NewJeans' record label has offered to forgo a 25.6bn won ($17.9m; £13.2m) payout if entertainment giant Hybe drops all lawsuits against the K-pop group.
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