Comment on "Man walks into Prop-- this happens, watch out (moderately graphic at 1:15)"
...So its not just walking into a prop..each pilot should always when the engines running be aware and it is no...e prop arc wash. We should let poochies run around when fireing up are engines. Not a good idea?Comment on "Efficiency: Perfect pitch UAVs and airboats lead to new propellers (at least some good from UAVs / Drones)"
...hey just gave us fuel injection,,, REALLY!? How long have the benefits of fuel injection been out there? I've had high hope for Wankel rotary engines for a long time. They just ca...