n this photo taken Jan 23, 2013, Brandon Smith, the brewing operations and engineering manager, checks on the boiler at the Alaskan Brewing Co. in Juneau, Alaska. The brewery has installed a unique boiler system that burns the company's dried, spent grain or waste accumulated by the brewing process into steam which powers the majority of the plant's operations. (AP Photo/Mark Thiessen)

Associated Press
n this photo taken Jan 23, 2013, Brandon Smith, the brewing operations and engineering manager, checks on the boiler at the Alaskan Brewing Co. in Juneau, Alaska. The brewery has installed a unique boiler system that burns the company's dried, spent grain or waste accumulated by the brewing process into steam which powers the majority of the plant's operations. (AP Photo/Mark Thiessen)
n this photo taken Jan 23, 2013, Brandon Smith, the brewing operations and engineering manager, checks on the boiler at the Alaskan Brewing Co. in Juneau, Alaska. The brewery has installed a unique boiler system that burns the company's dried, spent grain or waste accumulated by the brewing process into steam which powers the majority of the plant's operations. (AP Photo/Mark Thiessen)
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