Spot-lift carpet purifier gel clings to vertical fibers on stairs

https://www.scribd.com/document/1005663591/Carpet-Cleaning-Las-Vegas-for-Pet-Owners-Odor-and-Stain-Solutions-206171

Spot-lift carpet purifier gel clings to vertical fibers on stairs. Provides longer contact for obdurate stains, then rinses clear with no sticky leftover film.