Grape juice does not become najis when boiled, but it will become prohibited to consume. However, if it is boiled until two-thirds of it is evaporated, the remaining third becomes permissible to consume.
A person should write his/her will and appoint a trusted person to implement it after his/her death. If there is nobody to depend upon to be the executor of the will, the person must seek the Almighty Lord’s forgiveness, and He is the Most Merciful.
It is not permissible to masturbate. To satisfy the sexual desire, one should look for proper and religiously accepted ways by permanent or temporary marriage.