you obviously are not familiar with scientific and academic language and writing.
You should also quoted my second sentence further explaining:
However no one until now has examined for what it really is, thus, how ferromagnetic materials interact with a magnet and not really the magnetic field itself generated by the magnet.
It is a 2D map showing actually the minimum magnetic reluctance paths of the ferromagnetic iron filings when placed close to a magnet and not the field of the magnet affecting the iron filings!
It is a 2D map showing actually the minimum magnetic reluctance paths of the ferromagnetic iron filings when placed close to a magnet and not the field of the magnet affecting the iron filings!
To make it more easy for you. look at the below pictorial explanation:
Take care,
EM

)PLUS the super low resolution Magnetic viewing film...which do not require specific bright lights...but just room light...
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