An idea for a coil with a ferrofluid-vortex-core
liquidcore
Viktor Schauberger: Implosion Technology
http://blog.360.yahoo.com/Factuurexpress?p=5473
Magnetic water vortex
http://blog.360.yahoo.com/factuurexpress?p=5462
schauberger
http://blog.360.yahoo.com/Factuurexpress?p=5422
vortexengine
http://blog.360.yahoo.com/Factuurexpress?p=5123
Atmospheric Vortex Tower
http://blog.360.yahoo.com/factuurexpress?p=5113