Environmentally safe formulation yet extremely powerful. Can be diluted as much as 10:1, 15:1 or used full strength for tough grease! Works great to clean and degrease engines, fender wells, rocker panels, door jambs, grease stains from carpet, venal, plastic, seatbelts, upholstery, road film and tar from painted surfaces, driveways and garage floors. Great for interior or exterior use.