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Air pollution makes surprisingly good art supplies
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Air pollution makes surprisingly good art supplies
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28th March 2017, 19:06
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| [M] Reviewer  Join Date: May 2010 Location: Romania
Posts: 153,541
 |  Air pollution makes surprisingly good art supplies Plumes of diesel exhaust contain a mixture of things both nasty and harmless. A lot of it, however, is carbon. Carbon can be useful and (as you might recall from school) is often jet black in color. Start-up Graviky has created an exhaust filter that... https://www.engadget.com/2017/03/27/...-art-supplies/ |
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