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5569. Main constituents of cotton fiber is

September 7, 2025 by Admin

Lignin

Cellulose

Starch

Gelatine

✅ The correct answer is option B.

Categories Chemical Engineering, Chemical Process MCQs, Engineering Tags Chemical Engineering MCQs, Chemical Process MCQs, Engineering MCQs

5567. Common salt is generally not produced commonly by __________ method from brine.

5533. The main component of pyrex glass is

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