Film on water
Else clues• Ajax's target
• Aquarium buildup
• Bath water residue
• Bathtub buildup
• Bathtub dirt
• Bathtub residue
• Bathtub ring gunk
• Bathtub ring, essentially
• Bathtub woe
• Build-up in an aquarium
• Cleaner target
• Cleaning target
• Definitely not the elite
• Dirty film
• Disgusting film
• Dross
• Film on ponds
• Film you don't want to see
• Foul film
• Fountain build-up
• Grimy layer
• Growth on some ponds
• Icky pond surface
• Icky residue
• Lowest of the low
• Lowlife
• Man-bashing 1968 manifesto by Valerie Solanas
• Napalm Death's debut album
• Nasty film
• Not a nice film
• Offscourings
• Pond coating
• Pond cover
• Pond covering
• Pond dross
• Pond film
• Pond floater
• Pond gunk
• Pond patina
• Pond problem
• Pond refuse
• Pond stuff
• Pond surface
• Pond surface, perhaps
• Refuse
• Riffraff
• Scrubbing bubbles' target
• Shower-door buildup
• Slangy lowlife
• Soap ___ (bathroom grime)
• Soap ___ (mildew's cousin)
• Soap ___ (shower buildup)
• Soap film
• Soap residue
• Society's dregs
• Spray cleaner target
• Surface layer of impurities
• Surface muck
• Surface refuse
• The head on beer, essentially
• The lowest of the low
• Tilex target
• Trash
• Tub buildup
• Ugly film
• Ugly pond film
• Worst of the population
• Worthless people
• A film of impurities or vegetation that can form on the surface of a liquid