HackerTube / Video
How dangerous are magnetic items near an MRI magnet?
practiCal fMRI
A three-minute demonstration with a decommissioned 4 tesla MRI magnet showing how magnetic objects are pulled in and oscillate along the bore. It illustrates the safety hazards of ferromagnetic items near MRI scanners.
Linked in threads on magnets and implants as a vivid demonstration of how violent MRI magnet forces are.
4 Hacker News mentions · 2011–2023