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Mar 5, 2021, 5:30 am990 ptsInterestingTop
Green Car Congress
LiquidPiston, Inc., a developer of advanced rotary internal combustion engines, has adapted its X-Engine technology for the United States Air Force to use in unmanned aerial systems (UAS) as well as “orbs”—urban air mobility (UAM) vehicles designed to carry people and cargo. The X-Engine, a…
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