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Technical and scientific discussion of amps, cables and other topics.

Chemical grounding entails risks

Chemical grounding works by providing an ionized water solution improving electrical conductivity between the ground rod and the earth. While you may reduce the resistance to ground, the chemicals over time can erode the very copper ground rod which provides you with grouding in the first place. Therefore such gounding systems have to be periodically inspected and maintained. When it is completely eroded, you will have no grounding at all. You will not be protected from electrical accidents or failures a grounding system is designed to provide. No insurance company in the world would protect you in the event of an accident under such circumstances and you will own the consequences yourself. Depending what chemicals you add to the soil, you may also be in violation of local ordinances and EPA laws protecting the ground from polution. Chemical grounds are sometimes used where very low impedence grounds are necessary for sensitive scientific equipment (not the case for a home audio system.) They would be redundant in addition to the normal grounding point, not a substitution for one. Contrary to a posting below, all grounds in a community are not tied together. Each service entrance is grounded separately. If you live in a multiple dwelling steel frame building, then they are. If you live in a wood frame house, each home has a separate ground.


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