This is why aeroplane ******* are rounded
 

http://timesofindia.indiatimes.com/photo/50740067.cmsWhile **t everyone will have pondered the subject while staring out of the window during a flight, the question as to why aeroplanes have circular ******* rather than square ones is interesting.


http://rc.feedsportal.com/r/24738951...15/rc/1/rc.img

http://rc.feedsportal.com/r/24738951...15/rc/2/rc.img

http://rc.feedsportal.com/r/24738951...15/rc/3/rc.img

http://da.feedsportal.com/r/24738951...5/sc/15/a2.imghttp://pi.feedsportal.com/r/24738951.../sc/15/a2t.imghttp://timesofindia.feedsportal.com/...5/sc/15/mf.gif

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