check this out

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shockie B)

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example from page: "An ammonium perchlorate mixture was used and impacted with mechanical energy to simulate a large quantity of propellant in a free fall from 460 m (1500 ft) altitude."

Don't see how NASA chunking 55 gallon drums of AP out of helicopters is relevant to hobby rocketry.

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Kurt Kesler

The link is down... lol.

~ Duane Phillips.

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Duane Phillips

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