Plasma could turn old tyres into new

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	Plasma could turn old tyres into new

Octane

6-1-2007 7:54 AM

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tags:

recycle, environment, research, automotive, science

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/5bd941bd-8126-4e3e-8e59-807a3366b7f4/8DACA635-8A23-415D-94C9-D006080A16F2/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20" href="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20" style="font-size: 11px;">www.newscientisttech.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20"><H4 class="inline">Plasma could turn old tyres into new</H4></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20"><P>Blasting old tyres with super-hot gas offers a way to turn them back into new ones, say UK researchers. This would tackle one of the world's biggest waste disposal problems.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20"><P>Old tyres are piling up in landfill across the world because they are so difficult to dispose of, or reuse. The options for recycling are limited because the rubber used is vulcanised, meaning it has been combined with another chemical, usually sulphur, to improve its overall strength and durability.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientisttech.com/article.ns?id=dn11943&feedId=tech_rss20"><P>But vulcanised rubber does not melt, and is therefore difficult to reform and reuse. So many tyres are simply dumped in landfill, a process that releases heavy metals and other pollutants and risks starting dirty, long-burning fires.</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/8DACA635-8A23-415D-94C9-D006080A16F2/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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