If you've ever had the unfortunate experience of drinking spoiled milk, you'll appreciate this concept jug that measures the pH to determine whether the milk inside is still good.
Just how eager are investors to bet on filtered office water coolers that don't use water jugs?
According to Lenovo, "up to 30 percent" of the outer cover, palm rests, and LCD case are made from office water jugs and used IT equipment.
Start-up touts phermone-chasing system
Carlo Rossi makes them out of old jugs but doesn't recommend that you do the same.