Magnetised

Eyewitnesses disclosed to newsmen that the student's aluminium ladder became magnetised due to its proximity to high-tension wires connected to a neighbouring commercial bank.

However, traces of it can still be found in the form of magnetised ancient rocks.

Ørsted discovered the connection between magnetism and electric current when a magnetic field produced by a current-carrying copper bar deflected a magnetised needle during a lecture demonstration.

Souvenir chunk of concrete from the Wall. Sandpainting of the Destruction of the Wall by Brian Pike (using magnetised iron filings and particles from the Berlin Wall).

They fall into two main classes: 4-port waveguide circulators based on Faraday rotation of waves propagating in a magnetised material, citation in which the four-port Faraday rotation circulator is proposed.