dirty dozen

12 Most Contaminated (buy organic!)

Peaches - Apples - Sweet Bell Peppers - Celery - Nectarines - Strawberries - Cherries - Pears - Grapes (Imported) - Spinach - Lettuce - Potatoes

12 Least Contaminated (don't have to buy organic)

Onions - Avocado - Sweet Corn (Frozen) - Pineapples - Mango - Asparagus - Sweet Peas (Frozen) - Kiwi Fruit - Bananas - Cabbage - Broccoli - Papaya

from http://www.organic.org/