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.
Puffer may refer to: Clyde puffer, a type of cargo ship used in the Clyde estuary and off the west coast of Scotland. Puffer, a type of circuit breaker. Inhaler, a medical device used for delivering medication into the body via the lungs. Peninsula Ultra Fun Run (PUFfeR), a trail running ultra-marathon.