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Old 05-10-2015, 09:28 AM
cfranks (Charles)
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cfranks is offline
 
Join Date: Feb 2008
Location: Tungkillo, South Australia
Posts: 599
If you have an old(er) tiled roof house, the dust inside the roof cavity can be a good source. Put your magnet in a plastic bag to prevent the MM's from sticking to the actual magnet.
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