HomeEngineeringPetrolatum is 2430. Petrolatum isBy Admin / September 7, 2025 same as petroleum ether. petroleum coke. a mixture of microcrystalline wax in viscous hydrocarbon liquids. none of these. ✅ The correct answer is option C.
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