MCQ PracticeWhich of the following is not a raw material used for the manufacture of ordinary glass?Subject: Chemical EngineeringTopic: Chemical ProcessAIron oxideBSoda ashCLimestoneDSilicaCorrect Answer: APractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the