Wastberg , a Swedish lighting company, that manufactures economic and energy efficient lighting solutions, has designed a lamp that uses a plastic made with castor bean oil. Called the Winkel w127, the lamp uses LED lights that are designed to shine for 50,000 hours.
Winkel w127 is manufactured of solid fiberglas reinforced biopolyamide, which is made out of castor oil.
Source: http://www.treehugger.com/interior-design/swedish-design-makes-castor-oil-cool.html
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