HomeEngineeringThe substance used as a smoke screen in warfare is 486. The substance used as a smoke screen in warfare isBy Admin / September 6, 2025 A. C₂H₂ B. SiCl₄ C. P₂O₅ D. PCl5 ✅ 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