据称，一名电工在未切断电源的设备上进行电力作业，这一情况由美国矿山安全与健康管理局（MSHA）代表提出。涉事企业为Hallador能源公司（股票代码：HNRG），该事件引发了对工作场所安全规程的关切。
据称，一名电工在未切断电源的设备上进行电力作业，这一情况由美国矿山安全与健康管理局（MSHA）代表提出。涉事企业为Hallador能源公司（股票代码：HNRG），该事件引发了对工作场所安全规程的关切。
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