FOR INDUSTRIAL AND BUSINESS USE ONLY May be diluted up to 1 part product to 3 parts water for low end use cost Unlike muriatic acid (hydrochloric acid) Concrete Dissolver emits little odor or fumes, making it user friendly Can be used to remove accumulations of concrete, lime, scale, calcium, Portland cement, mortar, or grout from most surfaces All ingredients are biodegradable FOR INDUSTRIAL AND BUSINESS USE ONLY