A citrus cleaning wipes appears at Shark Tank, an ABC's reality TV show this January 15, 2010 from the line of Mark Burnett show. It's a type of natural grease remover which is optimized for heavy duty cleaning. Try to see these photo below from Bike Hugger web post showing the capability of this wipes:
Before
After
Although there is no complete details intended for this type of wipes, try to see it in stores for more.