Midnight

Twelve o'clock A.M., the time when the date changes.

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Smoke testing

Testing the seals in a plumbing system by observing whether forcing smoke into a pipe exposes a leak.

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Smoke bombs

Small devices ignited by a pin or external fuse that emit smoke for visual entertainment, smokescreen, signalling, or smoke testing.

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Stage Restaurant

A narrow Polish restaurant in Manhattan in which all diners sit on fixed stools at a long bar.

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