Additional PPE requirement for various special activity are described in the relevant site safety practice.

对各种特殊作业的附加个人防护用品的要求在相应的现场安全规程中进行了描述。

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A good safety practice is to expect that hazardous voltage is present in any unknown circuit before measuring.

一个良好的安全实践是在测量之前假设所有位置电路上都存在危险电压。

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When chemical plants first developed, safety and the environment were not usually greatly considered, resulting in air and water pollution, and poor safety practice.

化工厂刚刚出现的时候，对安全和环境问题一般都没有给予足够的重视，因此造成了空气污染、水污染和不安全运作等问题。

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Sending staff to work in Iraq or Colombia might appear to be the reverse of good health-and-safety practice.

ECONOMIST: Doing business in dangerous places

Good health and safety practice was all about "exercising judgement", he added.

BBC: Health and safety 'excuse' for unpopular decisions

His report found there were serious and repeated breaches of food safety regulations at Tudor's premises, and that the butcher had "falsified certain records that were an important part of food safety practice".

BBC: Safety call after E.coli inquiry