Mudcat Café message #2297334

The Mudcat Café ^TM
Thread #92494 Message #2297334
Posted By: KB in Iowa
25-Mar-08 - 12:46 PM
Thread Name: BS: Will this thread reach 85 billion posts?
Subject: RE: BS: Will this thread reach 85 billion posts?

how does a vacuum bottle know to keep something hot or cold?

I have always heard this is because the thermos is the greatest invention of all time. AI, if you will.