名词
中文翻译：苛性污泥
同义词：
['sulfuric acid', 'caustic soda']
例句：
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1.The factory was contaminated with toxic chemicals that could cause serious health problems.
工厂被有毒化学物质污染，可能导致严重的健康问题。
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2.The chemical engineer had to deal with caustic sludge before it could be safely treated.
化学工程师在处理这种苛性污泥之前必须确保其安全处理。
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3.The wastewater treatment plant had to remove the toxic substances from the caustic sludge before it could be discharged into the environment.
废水处理厂必须在将有毒物质从苛性污泥中去除后才能将其排放到环境中。