Fluid in the title of a Tony-winning 2001 musical
Else clues• Part 2 of the joke
• Pee
• Sample stuff?
• Source of Methylsuifonylmethane (MSM), a patented substance said to enhance moisture retention of the skin, relieve discomfort from skin irritation, soften, smooth and lubricate the skin, and strengthen nails
• Territory-marking stuff
• Liquid excretory product