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out of this world oral hygiene


Yes, even astronauts have to brush their teeth.

(Astronauts Frank L. Culbertson (right), mission commander, and Daniel W. Bursch, mission specialist, brush their teeth on Discovery’s middeck in 1993.)

© Property of NASA.

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Source: NASA

One Comment

  1. Posted August 24, 2010 at 7:54 pm | Permalink

    I believe they have to swallow the toothpaste after brushing

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