On the clothes with a bicycle chain oil, washing powder can not wash away, how to do?

Last week with a bicycle ride in my colleagues home, unexpectedly arrived home to find his white pants stained with grease, white washing powder did not wash off, don't know what to do. I love pants ah ~ ~ we have a lot to my opinion, save my beloved pants ah ~ ~

This is easy, you use gasoline or water that day as you can. White clothes with a gasoline wipe after the best bleaching water for 10 minutes, so the clothes will not yellow

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