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.
British English: choke NOUN. The choke in a car, truck, or other vehicle is a device that reduces the amount of air going into the engine and makes it easier to start.It is like driving your car with the choke out all the time.