On Mar 6, 8:28*pm, jim wrote:
On Mar 6, 10:14*pm, "*alan*" wrote:

Not technically a home repair topic, but:

Do the holes in the prongs of an electric plug serve any purpose? *If so,
what is that purpose?
Thanks for any information.
--
alan
(just curious)

http://home.howstuffworks.com/question301.htm

i've taken a few outlets apart, although never on purpose, and never
found any detents on the contacts inside, even though I always figured
that's what the holes were for.