Using a proprietary silane technology,(PRODUCT NAME) physically controls and ruptures the target organism's cell membrane on contact. It molecularly bonds to any surface, and the coating applied is protected against bacteria, mold, fungi and algae. (PRODUCT NAME)is measured to last up to one year from a single electrostatic application. Cannot use the words Sterile or "kills"- very regulated by the EPA- going to private label this product; http://www.sdlabs.com