material particles less than 100 um are considered nano.

來源: Maddie'sMom 於 2012-09-08 08:34:46 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (209 bytes)
回答: 那個儀器就是一滴水和一碗水的區別 由 123456p 於 2012-09-08 08:29:06

Don't buy any aerosol products that contain nano materials.Particles that small are respirable. It travels to our deep lung and stays there. Some will travel to brain. Sometime nano is a bad news. 

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• typo: < 100 nm is nano -Maddie'sMom- ♀ 給 Maddie'sMom 發送悄悄話 Maddie'sMom 的博客首頁 (0 bytes) () 09/08/2012 postreply 08:36:00

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