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2. Barium ferrite - Wikipedia

   en.wikipedia.org/wiki/Barium_ferrite

   Barium ferrite is a highly magnetic material, has a high packing density, [clarification needed] and is a metal oxide. Studies of this material date at least as far back as 1931, [ 3] and it has found applications in magnetic card strips, speakers, and magnetic tapes. [ 1] One area in particular it has found success in is long-term data storage ...

3. Magnet - Wikipedia

   en.wikipedia.org/wiki/Magnet

   A magnet is a material or object that produces a magnetic field. This magnetic field is invisible but is responsible for the most notable property of a magnet: a force that pulls on other ferromagnetic materials, such as iron, steel, nickel, cobalt, etc. and attracts or repels other magnets. A permanent magnet is an object made from a material ...

4. Rare-earth magnet - Wikipedia

   en.wikipedia.org/wiki/Rare-earth_magnet

   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. The magnetic field typically produced by rare-earth ...

5. Hallmark Business Connections - Wikipedia

   en.wikipedia.org/wiki/Hallmark_Business_Connections

   Website. shop .hallmarkbusinessconnections .com. Hallmark Business Connections, formerly Hallmark Business Expressions is a subsidiary of Hallmark Cards, headquartered in Kansas City, Missouri. Hallmark Business Connections targets businesses who use greeting cards. The company specializes in creating custom business greeting cards.

6. A Fingerprint Taken From Stonehenge Changes Everything We ...

   www.aol.com/fingerprint-taken-stonehenge-changes...

   A chemical fingerprint taken of Stonehenge’s Altar Stone reveals that it isn’t from Wales, as was previously understood. Instead, researchers believe that the stone came from the Orcadian ...

7. Automated teller machine - Wikipedia

   en.wikipedia.org/wiki/Automated_teller_machine

   Card cloning and skimming can be detected by the implementation of magnetic card reader heads and firmware that can read a signature embedded in all magnetic stripes during the card production process. This signature, known as a "MagnePrint" or "BluPrint", can be used in conjunction with common two-factor authentication schemes used in ATM ...