A short video about how to view magnetic fields. I include iron particles, magnetic viewing film, ferrofulid and even a ferrocell.
Music:
"Future Science Technology Background" From Envato
"Within This Digital Maze" By CO.AG Music
https://www.youtube.com/channel/UCcavSftXHgxLBWwLDm_bNvA
Original Author: Produced by Tech Planet and published on 14/07/2020 Source