Dust hazard exists in most industrial fields in varying degrees.

尘害在大多数工业领域都不同程度地存在。

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Objective To understand the status of dust hazard in the new large coal mines and provide the basis for the prevention of pneumoconiosis.

目的了解新建大型煤矿作业场所粉尘危害状况，为今后开展煤矿尘肺防治工作提供依据。

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The most severe dust hazard occurred in the molding job titles of the cast iron process of the middle-scale factory producing the standard products.

在中等规模生产标准产品的铸铁工艺过程在造型工段的粉尘对工人危害最大；

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"I don't think anyone in the industry, including ourselves, were fully aware of the potential of dust as a hazard, " Mr. Mechler said.

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The inhalation of these fine dust particles represents a health hazard that was known to the military as long ago as 1974.

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With each explosion, the tunnels, some centuries old, some less than a metre high, fill with thick clouds of dust one more hazard to add to the effects of consuming coca leaves, fiery local alcohol and rough cigarettes, and the risk of poisoning from handling mercury.

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