Black Iron Oxide

[woodski]

Has anyone done any tests on black iron oxide (black sand) to see if it works better as a core in a Bedini type circuit?

[john_g]

Hi Woodski

Here's a couple of threads that may help:

http://www.energeticforum.com/renewable-energy/7468-how-can-i-make-good-magnetic-sand-cores.html

http://www.energeticforum.com/renewable-energy/5105-magnetite-cores.html

Regards

John