Precautions about what can happen through wrong handling are classified into the groups DANGER, WARNING and caution according to their urgency and degree of possible harm or damage.

因误操作可能引发的后果的预防措施，依据其紧急情况和可能造成的损伤程度分为危险、警告、小心三组。

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That is higher than normal but still well below the level that triggers a danger warning.

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Racing legend Jackie Stewart went as far as to say the tires were a danger, warning that drivers risked a "multiple-car accident" unless immediate improvements were made.

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Scaffolding was erected to bar entry into the nave, and signs were posted warning of danger overhead.

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