Originally Posted by jar
The pot on those is probably made of Aluminum. I'm just a newbie, but I was under the impression that boiling in aluminum was bad, and stainless steel was required.
This is a highly controversial topic. But I think you'll find that a fair number of people here use aluminum and get great results.
I think there's little doubt that if you want to invest in a high-quality piece of cooking equipment to last a lifetime, then stainless is the way to go. But a person could get a lot of good brews out of an aluminum pan, IMHO.