USATODAY.com – Single-serving coffee can heats itself: “Beginning Jan. 2, consumers can buy a 10-ounce container of Wolfgang Puck gourmet latte at the store and heat it by pressing a button. No electricity. No batteries. No appliances…
“How does the can do it? A single step mixes calcium oxide (quicklime) and water. It heats the coffee to 145°F in six minutes — and stays hot for 30 minutes…
“The coffee in its recyclable, single-serve container will retail for about $2.25. While that’s less than a Starbucks latte, will American coffee drinkers trade in their Starbucks grandés for Puck’s cup o’ joe? One marketing consultant says, don’t bet your coffee money on it.”