There are all sorts of ways for companies to go green these days: Solar panels, eco-friendly packaging, biofuels, and now, beer. One Alaskan brewery is using the extra grain left over after it brews its beer to create energy.
The Alaskan Brewing Company built a special steam boiler that uses the soggy spent grain to power their brewhouse. The company says its new "beer-powered beer" will cut oil use by more than half.
Brandon Smith, the company's brewing operations and engineering manager, joins us from Juneau to talk about