stray voltage

I am posting this as information as I am not looking for advice. This is just info. My story. I have 2 oscars over 2 years old on with a Jurupari and 3 silver dollars. Tank is approx. 110 gal. Oscars are always healthy (other than some ich in their younger years). The oscars developed white...

When was the last time you checked for stray voltage in your tank? I think for many North American/European fish keepers this might not be a super big issue, because by law most all of your homes/businesses are required to have 3-prong grounded outlets/electrical systems with GFI/GFCI...