Three Engined Aircraft, what happened?

Thanks to Skillshare for sponsoring the video, the first 500 people to use the link will get their first 2 months free: http://skl.sh/mentour2 Some of the most beautiful aircraft ever made had 3 jet engines. We are talking about the Lockheed L1011 Tristar, the Boeing 727, the MD11 and the DC10, to name a few. Why are these great aircraft not around in great numbers anymore? In todays video I will explain the rise and fall of the Tri-Jet. Why were they needed to start with? What happened that made t

• #متفرقه
• #lockheed
• #three_engined_aircraf
• #trijet