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Dateline 2022-08-10, NST:
A pilot study conducted at the Cyberjaya Sewage Treatment Plant found that every 15 litres of raw sewage can produce 15 per cent butanol gas and 1.5 per cent ethanol.
Environment and Water Minister Tuan Ibrahim Tuan Man said the study conducted by Indah Water Konsortium Sdn Bhd (IWK) and local company EMB Business Sdn Bhd was in line with efforts towards a circular economy in exploring the potential of sewage waste as a source of renewable energy.