Olive oil is found after searching the shelves in the Seal Camp during Some Like It Cold. Players must use the lye on a bottle of lye to make soap for the Battlefish game set.
- The examine text is a reference to Olive Oyl, the girlfriend of Popeye who was the main character of Elzie Crisler Segar's comic strip in the 1930's called Popeye.
- When used on Teddy, he says that "Life is like a bottle of olive oil. Add some lye and you make soap. And then you slip on the soap. *sigh*"