elephant toothpaste

Living the Scientific Life (Scientist, Interrupted)

Tag archives for elephant toothpaste

Kitchen Science: Elephant Toothpaste

tags: Kitchen Science, elephant toothpaste, chemistry demonstration, streaming video Elephant toothpaste is a classic chemistry demonstration that will make anyone overflow with joy. When hydrogen peroxide decomposes, it gives off oxygen gas and water. Under ordinary circumstances, it breaks down very slowly, but potassium iodide can act as a catalyst — making the reaction tremendously…