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1.The construction site was heavily contaminated with raw asbestos, posing a serious threat to workers' health.
施工现场被大量含有生料石棉，对工人健康构成严重威胁。
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2. The company has been accused of using raw asbestos in their products, which is illegal and dangerous.
该公司被控使用生料石棉在其产品中，这是非法且危险的。
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3. The researcher found that the raw asbestos samples had high levels of heavy metals, which could be harmful to humanhealth.
研究者发现生料石棉样本中的重金属含量很高，对人类健康有害。