Sam Huang (left), biodigester general manager, and Andrew Mauchlen, manager of organics, in the stairwell leading down to the inner workings of the biodigester tanks – seen in the background – which go 20 feet into the ground.
Sam Huang (left), biodigester general manager, and Andrew Mauchlen, manager of organics, in the stairwell leading down to the inner workings of the biodigester tanks – seen in the background – which go 20 feet into the ground.
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