当地时间2月27日，据报道，知情人士透露，SpaceX正推进有史以来规模最大的上市计划，考虑最早在3月秘密提交首次公开募股（IPO）申请。知情人士表示，相关考量仍在进行中，具体细节可能生变，SpaceX仍有可能推迟提交申请。另有知情人士称，SpaceX在IPO中的估值可能寻求超过1.75万亿美元。此前据报道，在SpaceX与xAI完成合并后，新公司的估值达到1.25万亿美元。（界面新闻）
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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."
Last week, the Trump administration said it is loosening restrictions on air toxins from mercury, lead and other heavy metals that are released by coal plants. Such pollution is known to be neurotoxic and has been linked to irreversible brain damage in children and infants, as well as heart disease and cancer in adults.