Riddle

If a fire hydrant has H2O inside, what does it have on the outside?

Choose an answer

A.Rust
B.Paint
C.A hose connection
D.K9P (you'll get it eventually).
Hint: It's a 6-word phrase with 22 letters, starting with "K".

Answer

K9P (you'll get it eventually).

Why this is the answer

The joke reads 'K9P' as 'canine pee,' referencing dogs marking fire hydrants, playing off the chemistry notation H2O.

This riddle is filed under Planet Riddles and rated Hard.

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