Bazooka Oil Free is a specially formulated, powerful, biodegradable, non-toxic, non-corrosive, water soluble, free of chlorinated solvents and petroleum distillates cleaner to prepare petroleum storage tanks. It works quickly to dissolve and soften these materials on low porosity surfaces such as metals and plastics. It’s safe for workers, environment and does not contain any hazardous or undesirable ingredient. It is an orange scent liquid.