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  • massive volcano eruption indonesia
    The fate of northern Krakatoa has been the subject of some dispute among geologists. It was originally proposed that the island had be...
  • Bad joint track train rail
    Trains actually don't make that sound. The rails make it. A rail is not a single metal piece but a series of rail pieces with ce...
  • more details about rail track
    more details about rail track Railroad tracks used to be joined with fish plates, metal gussets bolted across the sides of the joints ...