Dr. Falcao, better than an earthing, Adrian Consultant would do well to consult an electrician and install an ELCB (Earth Leakage Circuit Breaker) now termed a RCD or a Residual Current Device. The device prevents shock!
-- Tony de Sa. tonydesa at gmail dot com ^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v^v
