These Lab Flask Mugs Put Your Dweeby Thermos To Shame
Steins of Science, created by a UC Berkeley physicist, are drinking mugs made from heavy-duty lab flasks. Just think how chilly beer stays when it’s wrapped in a vacuum “100,000 times more powerful than that of your average thermos.” The Steins, which come in a variety of sizes, surround your liquids with two layers of…
