Washing impurity
Q:
1. At times we put impure wet clothes in the machine and it touches the side of it, when removing it the clothes touches the same part wich the impure clothes touched, does it become impure again.
2. If 1 drop of urine falls on a wet cloth, is the whole cloth impure or only that part?
3. If impurity is found on clothing that is already washed in a machine, must all the clothes be washed again?