The gases produced in anaerobic sludge digesters are __________ (a) M – InterviewSolution

1.	The gases produced in anaerobic sludge digesters are __________ (a) Methane, oxygen and hydrogen sulphide.(b) Methane, hydrogen sulphide and CO2 (c) Hydrogen sulphide, nitrogen (d) Methane, hydrogen sulphide and CO2
Answer» (d) Methane, hydrogen sulphide and CO₂

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