Ethyl Alcohol 99.5% is denatured with 1/16th ounce of denatonium benzoate to every 100 gallons of alcohol. Intended for technical use and is also referred to as fuel grade. Great to clean and disinfect hard surfaces. Recommended by the world health organization and organizations that ethanol is an effective disinfectant. High purity at 200 proof. Dilute to 70% ethanol with water at a 3:1 ratio. Then put in spray bottle or saturate a rag to clean surfaces. Great to clean and disinfect hard surfaces such as hard floors, kitchen counter, sinks, tile, hand rails and metal.