Giant chambers capture the largest impurities from incoming wastewater after basic sewage treatment. © J. Carl Ganter

Giant chambers capture the largest impurities from incoming wastewater after basic sewage treatment.

Giant chambers capture the largest impurities from incoming wastewater after basic sewage treatment. © J. Carl Ganter

Giant chambers capture the largest impurities from incoming wastewater after basic sewage treatment. © J. Carl Ganter

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