Rainbow Elephant’s toothpaste

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Chief Scientist Carl Nelson demonstrates the decomposition of hydrogen peroxide using a catalyst. The addition of detergent and food coloring captures some of the oxygen gas generated in a colorful ball of foam.

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11 Comments

  1. where did you buy the catalyst from? and is there any other materials to use other than catalyst and detergent and hydrogen peroxide? for the hydrogen peroxide is it fine 6%?

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