Anybody else not know what welding is all about?
 

I had no ------- idea how it worked and no one could explain it to me, so one night I decided to actually try finding out about it. These two sites explain it very well:

http://pages.quicksilver.net.nz/geof.../DIY_dyno.html

http://popularmechanics.com/home_imp...elding_basics/