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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."
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Трамп высказался о непростом решении по Ирану09:14。关于这个话题,91视频提供了深入分析
Lucy (left), now an adult, told Squire she had been praying help would come。业内人士推荐safew官方版本下载作为进阶阅读