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Out of context: Reply #1714

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• milfhunter9

  Kopp–Etchells effect

  Is a sparkling ring or disk that is sometimes produced by rotary-wing aircraft when operating in sandy conditions, particularly near the ground at night

  

  

  
  

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  • (⊙) (⊙)utopian
  • ^ *sigh* I should call her...Akagiyama
  • sand blasting the bladesYakuZoku
  • what kind of aircraft is that first one? insaneinteliboy
  • found it: Bell-Boeing V-22 Ospreyinteliboy

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