Xiamen is a lightning-prone area. Last week, two unfortunate incidents happened in the countryside outside the island. How to avoid danger when encountering lightning? What are the misunderstandings of lightning protection in citizens'ideas? Yang Chao, an expert of Xiamen lightning protection center, was invited by Morning Post to answer for you.

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The American standard plug bracket is characterized by a round head and two flat heads, and the manufacturing standard is implemented according to the US standard. It is used in North America, Canada, Japan and Taiwan.

The European plug bracket is composed of two round heads, namely, ground wire and zero wire, and a flat head live wire. The manufacturing standard is in accorda...