Advantages :-
1. No need of using water .
2. Less irritant to skin then ordinary soap.
3. Any place we can use mainly during travel because with soap and handwash we have to use the water but here the whole process is dry .
4.Its action is very quick and it can kill germs very rapidly .
5.It dryout very quickly as its an alcoholic nature .
6. Best used in COVID-19 outbreak .