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Old 01-05-2020, 08:12 PM
  #9  
OurWorkbench
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Join Date: Mar 2015
Location: Denver, CO
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See if a magnet sticks to the bed or arm, even a refrigerator magnet will work. If it sticks, it is iron and if not it is aluminum

Janey - Neat people never make the exciting discoveries I do.
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