Final answer:
The O2 Release Tool is used in the jewelry industry to connect or disconnect the regulator from an oxygen tank. It allows for the safe release of pressure in the tank.
Step-by-step explanation:
The O2 Release Tool is used in the jewelry industry for opening and closing O2 tanks. This tool is specifically designed to connect or disconnect the regulator from an oxygen tank. It allows jewelers to safely release the pressure in the tank before opening it, preventing accidents and ensuring proper handling of the tank.