Question

For purifying drinking water alum is used

B) FALSE

Answer 1

HEY

HERE IS YOUR ANSWER

the answer is

The most widely used alum is potassium alum. It was used since antiquity as a flocculant to clarify turbid liquids, as a mordant in dying, and in tanning.

pls mark me as brainliest

Answer 2

It was used since antiquity as a flocculant to clarify turbid liquids, as a mordant in dying, and in tanning.