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The plimsoll line was invented in the 19th centary by a british man named Samuel plimsoll
The Plimsoll line was created to prevent ships from sinking at sea.
because it was invented by a man called Samuel plimsoll
It has saved many lines, he deserves to be honored for this idea.
He created the line so he named it after his self and wanted people to remember him
The plimsoll line is lower in salt water than in fresh