[問卦] 有沒有PM2.5 到底有多危險?消失
大家好
前2天新聞狂報
但是街上路上
有戴口罩的人還是不多
到底PM2.5有多危險?
有吸到石綿這麼危險嗎 ?
一年只有幾天PM2.5會有很大的影響嗎 ?
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