With the amazing, once in a lifetime, solar eclipse still fresh in my mind, it got me thinking. How do our astronauts take take of their teeth when they are floating around in zero gravity? THink about it, there is no water, so how do they clean the brush? What about the toothpaste, does it just squeeze out and then float around the station?
Luckily someone from Ontario was just as inquisitive as I and asked the same question to an astronaut on the I.S.S. recently. Here is the video of Canadian astronaut and Commander of Expedition 35, Chris Hadfield answering the question
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