Bore Tech Cu+2 Copper Remover™ uses a revolutionary and patented chemical technology that rapidly removes copper fouling and is 100% barrel safe, odor free and biodegradable. Cu+2 Copper Remover’s cutting edge formulation is ammonia free and removes heavy copper fouling faster than the competition without the safety hazards, harmful toxicity, and offensive odors found in petro-ammonia based solvents.