Assertion: fanjet's fan | /r/HasProperty | edfs
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Source sentences:
text: Arguably the cutting edge of foam electric aircraft, RC jet airplanes powered by electric ducted fans (EDFs) provide exciting performance and impressive scale fidelity.
text: This at least means there is no propeller to ruin the look of the jet, but until electric ducted fans (EDFs) became widely available the only choice was an IC (internal combustion) powered one, notably powered by a glow plug engine.