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Dec 31. 2025
2017
2753I am a special bulb: I begin with the opposite of off. Then comes a charged atom. Reverse me and you'll finally say - no, I know! What am I?
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Reveal 2017 2753Show HintRevealDec 31. 2025
2017 2753I am a special bulb: I begin with the opposite of off. Then comes a charged atom. Reverse me and you'll finally say - no, I know! What am I?
Show HintReveal