A. As water purifier
B. As mordant
C. fire proofing fabrics
D. Softening of hard water
The correct answer to the question: “Alum is used by dyers of cloth:” is “As mordant “.
A. As water purifier
B. As mordant
C. fire proofing fabrics
D. Softening of hard water
The correct answer to the question: “Alum is used by dyers of cloth:” is “As mordant “.