One workhorse of the ETA mechanical line is the ETA 2824-2, The 2824 is an automatic winding, twenty-five jewel movement, available in four executions or grades: Standard, Elaborated (improved), Top and Chronometer.
The Breather Valve is a protection device mounted on a nozzle opening on the top of a fixed roof atmospheric storage tank. Its primary purpose is to protect the tank against rupturing or imploding.
internal combustion engine. noun. Tweet. : a type of engine that is used for most vehicles: an engine in which the fuel is burned within engine cylinders.ull Definition of INTERNAL COMBUSTION ENGINE. : a heat engine in which the combustion that generates the heat takes place inside the engine proper instead of in a furnace. See internal combustion engine defined for English-language learners.