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Written by pimpitcha
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Monday, 10 March 2014 06:38 |
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In this video explains the differences between thermosetting, thermosoftening and partially biodegradable plastics, and how they can be recycled. We throw away a lot of plastic and most is non-biodegradable. It can be recycled using mechanical and chemical methods. Scientists are now making biodegradable plastic. They add non-oils to monomer chains like sugar, silk, even bamboo.
ที่มา : http://www.harmonouniversa.org/npci
ลิงค์ : http://youtu.be/Vja57dUb8ps
อัพโหลดโดย : Twig World
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Last Updated on Monday, 10 March 2014 11:09 |
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