Crew Clinging Plus Toilet Bowl Cleaner effectively cleans surfaces and eliminates odors around toilet bowls and urinals. Specialty 10-percent HCl formula clings to toilet bowls and below the water line for tough stain removal. Cleaner leaves behind a refreshing citrus scent. Use on hard, inanimate, nonporous surfaces like floors, walls, porcelain and plastic to effectively clean in hospitals, nursing homes, schools, colleges and more.