In this article, we outline the ongoing conceptual transition of Parkinson disease (PD) from a clinically defined syndrome to a biologically defined disorder. We synthesize recent advances in ...

The U.S. Environmental Protection Agency (EPA) last week issued guidance that drops the requirement for Diesel Exhaust Fluid (DEF) sensors as part of a truck's aftertreatment system and allows truck ...

EPA approved guidance allowing diesel manufacturers to replace urea quality sensors with NOx sensors in DEF systems. The agency said faulty DEF sensors are a significant source of warranty claims and ...

The U.S. Environmental Protection Agency on Friday said it is dropping the requirement for diesel exhaust fluid (DEF) sensors as part of a truck's aftertreatment system in favor of monitoring actual ...

President Donald Trump on Friday announced the Environmental Protection Agency was removing the DEF sensor requirement for all diesel equipment used by farmers, truckers, and bus drivers. At the same ...

Depending on who you ask, “DEF” might as well be a four-letter word. The acronym stands for diesel exhaust fluid, a solution that breaks down nitrogen oxides and significantly reduces emissions from ...

GM pickups powered by a Duramax diesel engine offer loads of benefits, including strong low-end torque and impressive real-world efficiency. However, diesel engines also require some specialized ...

Jazmin Kylene is a Miami-bred writer and editor with a decade-long career that spans all editorial genres, though she has a particular passion for music journalism. Upon graduating Florida Atlantic ...

In case you've faced some hurdles solving the clue, Def!, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, and test your knowledge ...

Shinsuke Nakamura was one of multiple WWE Superstars to have their old theme songs returned to them in the past week. Change may soon be in the air when it comes to WWE theme music. Multiple ...

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...