pvc有好幾個編號有1~6有合不同 - 社會議題
By Lydia
at 2008-10-24T00:00
at 2008-10-24T00:00
Table of Contents
pvc(聚氯乙烯)有好幾個編號有1~6...剩至不止,他們的汙染跟對人體的傷害都一樣嗎?還是編號越高對人體機能所受到突變(癌症)機率更高,對環境傷害也更大嗎?還是會造成不同污染..跟人體傷害..如果污染都一樣那就不用分級了,...........謝謝你們錢來幫我解決問題
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社會議題
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By Mia
at 2008-10-27T17:21
at 2008-10-27T17:21
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