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May 22, 2014
WSU prof makes asphalt from old cooking oil
Using discarded restaurant grease can reduce the cost of asphalt binder from nearly $600 to under $200 per ton.
Photo courtesy of Washington State University
WSU professor Haifang Wen shows a core of bioasphalt he developed using cooking oil. It will get a field test this summer.
A researcher at Washington State University may play a role in making our streets a bit greener.
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