WD-40 Specialist® Industrial Strength Cleaner & Degreaser is a powerful, ready to use grease remover and grime fighter in a biodegradable bio-solvent formula. Non-toxic and low odour it is safe for you and the environment. Unlike other degreasers, this formula will prevent glass from etching and aluminum, copper, and metal from corroding and flash rust. Powerfully engineered, you can quickly break through tough grease & grime even on sensitive surfaces. Excellent for cleaning greasy automotive parts, tools, shop floors, industrial machinery, commercial appliances, and equipment. It can even be used in cleaning equipment such as power washers and ultrasonic tool cleaners as long as rinse is discharged to wastewater treatment.