material that can deviated or block the magnetic field without to be attracted from it

Hi folk I would want ask you if exists a material that can deviated or block the magnetic field without to be attracted from it
Thank You
Giuseppe Pezzella Energy Lab
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To affect the magnetic field is to be affected by it.
--
"A nice adaptation of conditions will make almost any hypothesis agree
with the phenomena. This will please the imagination but does not advance
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