"How to clean fruits and veggies When I buy fruit and veggies, I always soak them in a 1:4 ratio of vinegar and water to help remove toxins and pesticides. I leave them soaking for up to an hour, longer with non-organic apples. At the end of the bath, sometimes you can even see cloudy like stuff in the water from the skins and waxes, and dirt on the bottom. And No, it doesn't change the taste."
Natural Food Against Non-Organic Food – How to Discover? : http://goo.gl/DyGbvI