How have I managed to avoid seeing this before?
9 years ago

yes its very cool but I bet that battery gets hot! How would it work in a copper pipe!
dalesql
~dalesql
OP
My memory of how motors work, dim and rusty as it is, I think you need the coil.
Laesd
~laesd
There's so many fun things you can do with electriticy. Now, where did I put my Tesla gun?
FA+