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what is it?

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  • what is it?
    wind turbine
  • what is it?
    unicycle
  • what is it?
    floating skateboard
  • what is it?
    inline skate
  • what is it?
    jet pack
  • what is it?
    monorail
  • what is it?
    solar panel
  • what is it?
    parachute
  • what is it?
    hang-glider
  • what is it?
    cable car
  • what is it?
    surfboard