Everybody knows the trick to holding a candle flame to a balloon without it bursting — that of adding a little water before the air to absorb the heat from the relatively cool flame. So [Integza], in ...
The first time Pratt & Whitney’s GatorWorks attempted to 3D-print a combustor for the miniature TJ-150 jet engine, the results were anything but perfect. “Actually, it was terrible”, says Dave Stagney ...
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