Soda-geyser-powered car

Soda-geyser-powered car

Mix a little soda with a few Mentos and suddenly you have a geyser-powered car. It's a short trip but soda's a lot cheaper than jet fuel, especially if you stick with generic brands.

February 14, 2012 2:09 PM PST

Photo by: David Carnoy/CNET

| Caption by: David Carnoy, Scott Stein

 

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