It's going to continue to turn yellow whilst cooling down .clear your electrodes by using a stainless steel micro brush .it’s fast in this manner like 20 minutes .store in dark .set in spray bottle and spray a stinky vacant trashcan .spoke it properly then odor ..no odor .much like https://www.ebay.com/itm/175740104079?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=09irNpmNS7y&sssrc=2566055&ssuid=09irNpmNS7y&widget_ver=artemis&media=COPY