Vehicles in the U.S. are set to release more than one septillion (1,000,000,000,000,000,000,000,000) exhaust emissions particles that could relatively easily be ...

Cities and governments are increasingly concerned about vehicle emissions and this has lead a number of them to announce bans on cars powered by internal combustion engines. While electric vehicles ...

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Filters fitted to vehicle exhaust systems to remove particulate matter pollution have limited impact on ultrafine particles, new research shows. The filters are able to remove the majority of larger, ...

Diesel particulate filters trap soot from the exhaust and ash from motor oil. Most soot is burned off in the course of a truck's operations, but ash stays in the filter's honeycomb substrate and is ...

Unraveling the chemical processes in soot particle filters reveals new ways to produce synthetic fuels. Carbon particles are present in many aspects of our daily lives. Soot, which consists of tiny ...

A new liquid membrane traps small particles and substances while letting larger objects pass through (Sci. Adv. 2018, DOI: 10.1126/sciadv.aat3276). The counterintuitive filter (shown trapping small ...