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  • Thus O2 molecule is much smaller and each breath consumes many many more of them (eats up your air) at depth.

  • how do you pop your ears under water so the pressure doesnt hurt?

  • @Wood30hockey yea i agree, i cant do it either....

  • @Wood30hockey you hold your nose and blow out of it

  • @Wood30hockey you hold your nose and gently blow through it

  • Whats with all the non related videos.

  • thats a great way for students to understand pressure lol candy...

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