The Bug Zapper, a time period coined by Hulda Clark, chemical-free bug control is a cheap electromedicine machine appropriate for Zap Zone Defender home use. It is capable of killing varied microbes in the blood. The Dr. Beck Blood electrifier could also be a greater approach. A bug zapper sometimes cost $75 to $150. It outputs a 30KHz 9 volt square wave signal onto two probes which can be held, one in every hand. The probes are usually fabricated from 1/2 inch copper pipe 4 inches long. The unique principal of operation is that a selected frequency will kill a selected microbe