HomeEngineeringThe main type of sludge gas evolved during sewage treatment in Imhoff tank is 5667. The main type of sludge gas evolved during sewage treatment in Imhoff tank isBy Admin / September 7, 2025 CO₂ CH₄ CO H₂ ✅ The correct answer is option B.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin