A scuba cylinder valve is a critical component of a scuba diving system that controls the flow of compressed air (or other gases) from the scuba cylinder, or tank, to the diver’s regulator and breathing apparatus. The valve is typically located at the top of the cylinder and acts as a gateway for the gas inside the tank. ### Key Functions of a Scuba Cylinder Valve: 1. **Gas Control**: The valve allows the diver to turn the flow of gas on and off.
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