有毒氣體你對著鼻子吸肯定有害,但是如果隻是少量釋放到大氣中,濃度不夠就沒害。這麽淺顯的科普知識都沒有就知道一驚一炸的。
有毒氣體你對著鼻子吸肯定有害,但是如果隻是少量釋放到大氣中,濃度不夠就沒害。這麽淺顯的科普知識都沒有就知道一驚一炸的。
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