Originally Posted by shrew
Keep in mind that shock to a swimmer due to stray current is really a freshwater phenomenon. That doesn't occur in saltwater. Corrosion of aluminum, however is more of a saltwater problem and is not as prevalent in freshwater.
Interesting comment, never really thought about it. We had some swimmer (my mother and sister mainly) get heavily shocked on lake Powell while we were working on the electrical system on the houseboat. That was in fresh water.
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