Copper pyramids.

Not saying you should order one, but you should definitely know of it's effects.

One can easily be put together.  

 Link:

http://rafael108.webs.com/copperpyramids.htm

She knows.  =]

Below, further study involving both the pyramid and the Tesla coil I mention in earlier posts.

Link: 

http://keelynet.com/unclass/hardy1.ht