Testing for magnetic properties,Photo 1 of 2. A bar ALNICO magnet is used to test iron shavings (Photo 1) and sand (Photo 2) for magnetic properties. Iron is magnetic and is attracted to the magnet. Sand is non-magnetic and is not attracted to the magnet. Photo 1 of 2 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3408 px × 5082 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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