ACT Concrete Cleaner for Commercial and Residential Spills: Experience the easiest, quickest concrete cleaner on the market. ACT Concrete Cleaner is environmentally safe, Eco-friendly and safe to use around plants, animals, humans and will not damage any concrete, stone, rocks, pavers, flagstone, granite, marble, tile, grout, Trex and wood decks, plastic, metal surface. All while controlling odors helps prevent contaminants from entering storm drains, fresh water and ground water supplies. Such as Petroleum based stains, oils, gas, diesel, antifreeze, greases, rust. Protein based stains, bird droppings, pet waste stains, soda pop, condiment stains and much more. ACT’s revolutionary technology has made bio-remediation possible for Commercial and Residential clients. 2.5 LBS.