Members of the Chemistry Graduate Student Association will demonstrate how to create a seltzer-powered rocket at Penn State's Art of Discovery booth on Saturday, July 13, from 3 to 5 p.m.
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After decoration and construction, rockets are filled half way with water.
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Varun Mandalaparthy adds an effervescent tablet to the water.
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Drew Veenis, left, a graduate student in Penn State's Department of Chemistry (Eberly College of Science) places the loaded pop rocket on a hard surface prior to launch as fellow team-members Ryan Szukalo and Varun Mandalaparthy look on.
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Fueled by the effervescent tablet, the rocket takes off.
