Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum ...

Do you know what these common acronyms and abbreviations mean? If not, study up before your next home improvement project!

PCV stands for positive crankcase ventilation. It’s part of the anti-pollution system.” Scotty pointed out a small piece on the engine and said, “Here’s the valve at the end of the hose.

Some emissions control systems also rely on this negative pressure to prevent crankcase fumes from escaping ... When the car is turned off, the system captures fuel vapor in a charcoal canister ...

“This includes the precise output parameters that the ventilation system must meet. “Accordingly, determining the output parameters of a ventilation system should not be left to the judgment ...

40 years ago today, Mikhail Gorbachev became leader of the Soviet Union. His policies of glasnost ("openness") and perestroika ("restructuring") and his negotiations with ...

Abstract: Traditional ventilation methods consume excessive energy but still fail to meet requirements in underground tunnel group construction. Thus, a closed-loop intelligent control system for ...

The Royal Hospital for Children and Young People in Edinburgh was delayed just hours before opening due to a fault in the ventilation system. The interim report on the Royal Hospital for Children ...

Triple-positive breast cancer is a type of breast cancer that tests positive for estrogen receptors, progesterone receptors, and high levels of HER2 protein. Some types of breast cancer cells use ...