cleaning preparations and treatments for industrial and institutional use, namely, cleaning preparations, surface preparations and protective surface treatments for removing paint, graffiti and similar coatings from, masonry, natural stone, tile, concrete, metal, glass, wood and other similar porous and non-porous building materials

cleaning preparations and treatments for industrial and institutional commerce, namely cleaning preparations, surface preparations and protective surface treatments for, and for removing paint, graffiti and similar coatings from, masonry, natural stone, tile, concrete, metal, glass, wood and other similar porous and non-porous building materials

water-activated chlorine dioxide packets being deodorizing and sanitizing preparations for commercial use