Related Clues:

• See 11
• There's many a drop down here
• Exhaust pipe
• Remove liquid from
• Draw off Ü sewer
• Exhaust - pipe
• Exhaust (of liquid)
• Sewer
• Waste channel
• Gutter
• Gradually weaken
• Hole in a bathtub
• One may be snaked
• Place for clogs
• Sink hole