Sir, I bought an LPG gas cylinder safety device called 'SAFETY GAS FUSE from Sai Nath Safety Solutions. It was leaking the LPG gas instead of preventing accident. This product is danger to many life in house hold kitchen. I have the bills also. It is leaking. This company sold me and in brand new condition it is leaking. His address is 169, 2nd Floor, 5th main, Cha...