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Gummi bear explosion (and other experiments)

Enjoy what happens when a gummi bear is dropped into potassium chlorate. Cool. Why did I never do this in chem class when potassium chlorate was available to me? How does it work, I hear you ask? (And where can I get this stuff?) Potassium chlorate is KClO3, and...

Reigniting Fire

This video shows why fires can be so hard to put out, because the darn things reignite themselves. The visuals are just stunning. Hat tip to GrrlScientist at Living the Scientific Life. I totally want to try this at home