HomeEngineeringBuna-N is also called 4901. Buna-N is also calledBy Admin / September 7, 2025 butyl rubber nitrile rubber neoprene thiokol ✅ 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