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Study finds PM from biodiesel blends may be 50-80% less toxic per unit PM mass than from petroleum diesel

Green Car Congress

The researchers analyzed samples of PM obtained from light-duty diesel engine transient cycle emission tests with two biodiesel feedstocks—soybean (SOY) and waste vegetable oil (WVO)—blended with ultralow sulfur petrodiesel at five different volume percentages of biodiesel, Bxx (B0, B10, B20, B50, and B100). to 13.6 ± 3.8

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Massachusetts to Accept Only Waste-Derived Biofuels to Qualify for Mandate for Diesel and Home Heating Oil

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Waste feedstock shall include, but not be limited to: waste vegetable oils, waste animal fats, substances derived from wastewater and the treatment of wastewater or grease trap waste. The state Department of Energy Resources has authority to delay the minimum content requirements if there are no biofuels available that meet those standards.