How many times have you bought aerosol spray cans and had to keep throwing away the cans? Our BIOWOLF Disinfectant Spray Gun is completely reusable. With our innovative disinfecting methods, no more tossing away metal cans that are extremely harmful to the environment. TECHSPRAY isopropyl solution is also completely bio-degradable. With the BIOWOLF disinfectant sprayer, not only are you protecting against unwanted pathogens, but you are helping our planet.