Soak the thing in a strong solution of any detergent for dishes. For best results, pre-apply detergent to the grease stain for 10-15 minutes and then soak for 2-3 hours. The water temperature must be above 40 degrees, because the fat is better degradable under the influence of high temperatures.
Fat can be removed with things and alcohol. Add the rubbing alcohol a few drops of ammonia and RUB the stain thoroughly the resulting solution. You can then apply and tool for to be sure to be sure that the grease will be washed off the first time. Typically, this method helps to cope even with an old and persistent stain, such as sprat or fatty gravy.
You can remove the spot in another way. Mix a teaspoon of baking soda with the same amount of salt. Moisten the stain with water and sprinkle on the fabric at the place of formation of impurities a mixture of salt and baking soda. Wait about 30 minutes and wash the thing in warm soapy water.
Take acetic acid and dilute it to 5-7% with clean water. Apply the solution on the stain and wait a while, the fat will start to noticeably fade even before washing. But there is one drawback - this method cannot be used for the treatment of dark garments, since the color may slightly fade. But the white fabric can without fear expose such treatment method.
If the stain is formed on colored clothes, use a stain remover. Use the tool, focusing on the instructions on the package. And for white things suitable and conventional bleach. After the treatment wash the thing in warm water.
Have you noticed that fat and not washed off? Then grab your things and go to the dry cleaners. You will remove the stain in no time, without harm to the material. But usually oily stains can easily wash out at home, if to put a little more effort.