What is the main raw material used to manufacture ordinary glass?
AClay
BSalt
CSilica, or sand
DLimestone
Explanation
Ordinary glass is primarily manufactured by melting silica, commonly in the form of sand, at extremely high temperatures, often together with other materials like soda ash and limestone to lower the melting point and improve durability. When the molten mixture cools, it forms the rigid, transparent, non-crystalline solid recognized as glass. Different additives can be used to change glass’s color, strength, or other properties for specialized applications. Explore more Everyday Science MCQs on mcqstutor to keep practicing.

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