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HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Earlier post.) —ACES report.

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US study of miners links heavy exposure to diesel exhaust to increased risk of lung cancer death; researchers suggest implications for urban areas with high exhaust concentrations

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In a study of non-metal miners in the US, federal government scientists report that heavy exposure to diesel exhaust increased risk of death from lung cancer. For never-smokers, risk of lung cancer death increased with increasing diesel exhaust exposure. effect of diesel exhaust exposure on lung cancer mortality in.

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Audi testing find e-ethanol and e-diesel produced by Joule often perform better than conventional counterparts

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Audi investigating its e-fuels in an optical research engine using laser-induced fluorescence. The Audi engineers were primarily interested in mixture preparation and the synthetic fuels’ combustion characteristics. The optical research engine was another test station. Click to enlarge.

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Researchers develop effective exhaust catalyst for lower temperature exhaust

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To improve fuel efficiency, advanced combustion engines are being designed to minimize the amount of waste heat in the exhaust. As a result, future generations of exhaust after-treatment catalysts must perform at temperatures that are 100 °C lower than current catalysts. —Nie et al.

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Researchers find isolated Pd atoms efficient low-temperature catalysts to convert CO in automotive exhaust

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alumina supports along with a small amount of lanthanum oxide can efficiently turn the carbon monoxide in automotive exhaust into carbon dioxide at temperatures as low as 40 ?Celsius, At low temperatures, carbon monoxide builds up on the catalyst, decreasing its efficiency. —Prof.

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Texas Clean Energy Project signs long-term CO2 offtake agreement with Whiting Petroleum for enhanced oil recovery; 90% CO2 capture from IGCC coal polygen plant

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Summit Power Group, LLC and Blue Strategies, LLC have signed a 15-year CO 2 offtake agreement with Whiting Petroleum Corporation for some of the CO 2 that will be captured by Summit’s Texas Clean Energy Project ( TCEP ), a coal gasification with carbon capture polygen project being developed in Penwell, Texas, outside Odessa.

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New exhaust catalyst features thermal durability and high reactivity at low operating temperatures

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Catalytic converters have been used in the US since the 1970s as a way to clean up pollutants from vehicle exhaust. In the catalytic process, rare metals such as platinum, are used in a chemical reaction to convert carbon monoxide and other pollutants to non-toxic carbon dioxide, nitrogen, and water. —Yong Wang.

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