To remove stains (specially oily foods i.e. curry etc.)from drip dry clothes, place cloth over any paper, sprinkle lot of talcum powder on the stain and keep for a few minutes, then brush off the powder and check if stain still there, if still there, use the above procedure again, otherwise immediately wash off the cloth. 90%of the time it removes stains etc.
To remove stains or auto oily marks from cotton cloth, rub the stain or mark with kerosine, methyleted spirit and 75% of stain/mark is removed.