blueman posted for all of us....

When used with metal boxes, do the self-grounding outlets provide as
good a quality result as using a separate screwed-in grounding wire?

hey hows it going there? I am glad you changed your name to agree with your
mental state. You are making progress.

Oh, you want a real answer? Do the research Jeffy. But a big clue here is
do you think they would be listed by approval agencies if they didn't work?
(sorta like your brain)
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Tekkie