Technician's Choice 3-In-1 Surface Clarifier™ is the next evolution in total vehicle decontamination and is safe for use on all of the vehicle’s exterior. The product can be used as a spot treatment or for whole vehicle decontamination. 3 in 1 Surface Clarifier™ utilizes effective chemistry but is 100% Acid/VOC free. This acid alternative product is also non-corrosive, non-fuming, non D.O.T. regulated, 100% biodegradable, has hardly any odor and safely diluted with water. Surface contaminants are quickly removed from the surface with little to no agitation required.