November 15, 2010

酸鹼實驗











我非常喜歡這次的實驗,
大家可以看到很多實驗品,
也可以聞到那些實驗品的氣味(有些很臭),
也可以知道我悶日常用品哪些是鹼性哪些是酸性,   
真的很棒!

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Personal Category: Uncategorized Articles Topic: creation / literature / prose
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