55 Gallon Drum of All Natural Graffiti Remover, Non-Toxic, High Performance Green Option Natural Soy Products' 55 gallon drum contains soy-based graffiti remover, a non-toxic green cleaner that removes graffiti from hard surfaces. Environmentally Preferred Graffiti Remover is a high performance green alternative to traditional graffiti removal products. Use soy based graffiti remover to remove all colors of spray paint, permanent markers, inks, and lipstick from almost any surface, including metal, concrete, glass, aluminum siding, and tile. Graffiti Remover's bio-based content is 61% as tested by Iowa State University using conventional radiocarbon analytical methods. Environmentally Preferred Graffiti Remover Product Details 100% all natural ingredients Soy based formula Environmentally friendly Non-toxic No caustic fumes Biodegradable Non flammable Non abrasive 55 gallon drum . Made in Iowa, USA. How Do I Use this Graffiti Remover? Shake well or stir well for a 55 gallon drum Test an area to see effect on the surface. 5 to 15 minutes is usually the maximum time needed to dissolve the graffiti. Remember this is not a stripper like a VOC based product. Graffiti is usually only one layer of paint so dissolving the graffiti is not a long process. Spray on graffiti. Following your test above, either gently wipe off with a sharp putty knife or remove with disposable cloths. Spray surface with water from a hose or moderate pressure sprayer. If desired, neutralize the surface if a mixture of liquid dish soap such as Dawn, Joy, etc. mixed with water. Cautions on Soy Based Graffiti Remover Handle in the presence of adequate ventilation. Wear safety glasses. Keep container tightly closed when not in use. Store away from heat, sparks, open flame, strong oxidizing agents and direct sunlight. Keep out of reach of children. This item ships from a separate warehouse and may require extra time for delivery.