• 

  Briggs Rauscher 22°C - YouTube

  https://www.youtube.com/watch?v=-1W2KlBsLUM

  Briggs-Rauscher reaction at a temperature of 22°C

• 

  The Scientific Method-Richard Feynman - YouTube

  https://www.youtube.com/watch?v=OL6-x0modwY

  The Scientific Method-Richard Feynman

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