HomeEngineeringMain use of hydrazine is 5231. Main use of hydrazine isBy Admin / September 7, 2025 As a rocket fuel In water treatment As a disinfectant As fire retardant ✅ The correct answer is option A.
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