Quote Originally Posted by ncollar View Post
Bongodrummer
I was able to find the video I spoke about. It is almost an hour but around 38 minutes will get around to a surprising aluminium hardening that will blow you away.

The video can be had at:
https://www.bing.com/videos/search?q...6&&FORM=VRDGAR

If that link does not work try to google: I use the BING search engine that might make a difference.
Documentary - How It Works 1of3 MetalGood luck and enjoy the movie.
Nelson
Absolutely fascinating video Nelson, thanks for posting.