HLT = Hot Liquor Tank, that is used to heat up the water going into the MLT=Mash Lauter Tun.
There is a lot of talk about how to acquire kegs.
To be completely legal you should buy the keg from somewhere like Sabco etc.
Others "find" kegs at junk yards or other places.
Primary: Ed Wort's Apfelwine
Bottle Conditioning: Irish Stout
Next Up: Coffee Porter Stout