#KnowledgeByte: A rare-earth #Magnet is a strong permanent magnet made from alloys of rare-earth elements.
Developed in the 1970s and 1980s, rare-earth magnets are the strongest type of permanent magnets made, producing significantly stronger magnetic fields than other types such as ferrite or alnico magnets.
https://knowledgezone.co.in/posts/Rare-Earth-Magnets-69775785b3e72992b8947d9c













