Ruhr can mean "dysentery" (a medical condition). It is also the
name of a river in Germany, and is used in the name Ruhrgebiet,
which refers to an area of Germany.
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The Ruhr is a river in germany.
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The western limit of the Ruhr area is in the city of
Duisburg.
That's where the Ruhr river joins the Rhine river.
Duisburg also has a fairly good sized port.
Most good would go down stream from there to the Netherlands
ending up in the Port of Rotterdam with then access to the
