This is a spray n' wipe cleaner for all surfaces found in homes, offices, schools, industry and/or food service. X-Ray will show you where dirt, grime and germs are hiding, just like an X-Ray. Just spray on a surface, wand then watch for foam generation. Areas where you see foam being generated is where the germs are hiding and the oxygen is being released to do it's job…clean, brighten and deodorize.