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New process turns sewage into high-purity natural gas
Updated On: 23 April, 2026 09:29 AM IST | Washington | Agencies
A new wastewater treatment process converts sewage into nearly pure renewable natural gas using advanced heating and a patented bacterial strain. The method has doubled efficiency, increased gas output by 200 pc, and significantly reduced disposal costs.
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The team used a novel bacterial strain to upgrade the biogas in a reactor. PIC COURTESY/WSU
A wastewater management program produced cleaner natural gas more efficiently and lowered waste disposal cost.
The result was a 200 per cent increase in renewable natural gas production while cutting disposal costs in half.
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