William, You can try the metal case of power strips, but it's an unknown whether they're actually grounded to the wiring.
Another trick is to find a piece of wire with a banana plug, these often fit the U ground hole in power sockets. Tom
William, You can try the metal case of power strips, but it's an unknown whether they're actually grounded to the wiring.
Another trick is to find a piece of wire with a banana plug, these often fit the U ground hole in power sockets. Tom