This training film is about 15min. in lenght.
Listen very carefully to what is being said and how it's being presented.
As you do also think of what is being left out.
Pay special attention to the cleanup procedures and precautions.
The link in the title and HERE will take you to the site page where you can DownLoad either the 'Real Player' version or 'QuickTime' version.
Another Big Thanks to Eric, over at BushFlash for a great find and posting, bringing attention to this, as he does on so many other subjects of importance!