| Environmental Chemistry |
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| Written by pimpitcha |
| Thursday, 24 April 2014 11:04 |
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Pretty much sums up various topics relating to environmental chemistry including the carbon cycle, water cycle, acid rain, global warming, etc.
ที่มา : http://www.youtube.com ลิงค์ : http://youtu.be/TbzNJjF3-Ak อัพโหลดโดย : Madison Simpson |