"Energy Efficiency is at the heart of energy affordability." Tony Earley, Chairman, CEO and President of PG&E Corporation

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Sonoma Wine Company Adopts Pigging to Conserve Water & Reduce Energy Use

Adopting innovation from the petroleum industry Sonoma Wine Company uses sponge balls, called Pigs, to scrub and help clean their pipes.

This story originally appeared on pgecurrents.com.