Question

How do you use Alum ?

Answer 1

The alum($\mathrm{KAl}{\left({\mathrm{SO}}_4\right)}_2.12{\mathrm{H}}_2\mathrm{O}$) has a chemical name Potassium Aluminum Sulfate, can be used for various purposes mentioned as:

1. For the purification of drinking water
2. It is used for skin whitening purposes.
3. It can be used as a fire-retardant.
4. To remove body hair, alum can be used.
5. In the case of non-serious minor cuts, alum can be used in styptic pencil to stop bleeding.
6. For industrial purposes, it can be used in manufacturing deodorants.

The above mentioned points clearly explains the use of alum.