Valveless Pulsejet Engines 1.5 | Hacker News

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		Valveless Pulsejet Engines 1.5 (pulse-jets.com)
		5 points by keenerd on March 2, 2015 \| hide \| past \| favorite \| 1 comment

tim_hutton on March 3, 2015 [–]

Another intermittent engine (that you really can make at home): the putt-putt or pop-pop boat: http://blog.jgc.org/2011/06/making-ponyo-or-putt-putt-boat.h...

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