Removing impurity from electrical switches
Q:
1. If our impure hands touches the electrical switches can we take a tissue wet it and wipe the switches? Will it become pure?
2. If impure hands touches table etc and there are no visible traces of impurity and then I take some tissues wet it with water and clean the table, will it become pure?
3. How many times do we need to wipe a surface with a wet cloth or tissue to make it pure?