ds In normal conditions the period for sludge digestion is By Anthony Published November 7, 2022 Share In normal conditions, the period for sludge digestion, is A. 10 days B. 20 days C. 30 days D. 60 days Answer: Option C TAGGED: In normal conditions the period for sludge digestion is Anthony November 7, 2022 November 7, 2022 Search Search for:
