Another weird music video for you. They had a cool website with lots of great stuff, but alas it's gone now, replaced by stupid Facebook. I despise Facebook, I can't wait for the day when they go the way of MySpace.
Brazing is essentially the same process as soldering. Two metal pieces are joined using a third metal with a melting point well below either of them. Brazing is useful for joining metals that cannot be welded, as well as dissimilar metals.