HomeEngineeringSulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with 1967. Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined withBy Admin / September 7, 2025 Acidic refractory Rubber Karbate Lead or acid-proof bricks ✅ The correct answer is option D.
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