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Fav十万个为什么
为什么雷雨后空气格外新鲜？
雷雨后空气格外新鲜，主要是因为雨水清洁空气、负氧离子增加以及臭氧生成。
1、雨水清洁空气：雷雨将空气中的尘埃和杂质冲刷到地面，使空气更加清洁。
2、负氧离子增加：闪电使空气中的氧气分子电离，产生大量负氧离子，吸入这些负氧离子后，人们感到空气清新。
3、臭氧生成：雷雨过程中，闪电激发氧气生成臭氧，稀薄的臭氧具有清新感，进一步净化空气。
总结：雷雨后空气格外新鲜，主要是因为雨水清洁空气、负氧离子增加以及臭氧生成。
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