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Detective riddle

A chemist was murdered in her private laboratory. The only clue left behind was a sticky note on the counter with four chemical symbols written on it: Ni, C, E, U. The detective smiled, dialed the victim's jealous lab assistant, and asked him to turn himself in. What did the note spell out?

About this riddle

Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.

Difficulty: Medium. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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