This paper analyzes the causes of fire risks in metropolitan communities and suggests some measures to get rid of these risks.

城市的社区建设受到资金和观念的限制，火灾隐患存在严重，并且整改难度大。

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What are the causes of fire accidents? Most of the fires are brought about by carelessness and violation of fire safety regulations.

火灾的原因是什么？大多数火灾带来的粗心和违反消防安全规定。

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Oil gas storage and transport systems are big arteries of the petroleum industry, while they may also be the causes of fire, explosion and pollution.

油气储运系统是石油工业的大动脉，另一方面又可能是火源、爆炸源和污染源。

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"At this time a joint police and fire service investigation is underway to establish the exact causes of the fire, " said a force spokesman.

BBC: Firefighters at Clare Rd, Grangetown, Cardiff

In a scathing report, he concluded that investigators in the Willingham case had no scientific basis for claiming that the fire was arson, ignored evidence that contradicted their theory, had no comprehension of flashover and fire dynamics, relied on discredited folklore, and failed to eliminate potential accidental or alternative causes of the fire.

NEWYORKER: Trial by Fire

The presence of AChEis causes the neurotransmitter to hang around and fire excessively, and therefore can cause abnormal brain function and uncontrolled muscle action.

ECONOMIST: Was Gulf-war syndrome caused by chemical poisoning?