They remove the peanut oil from peanut butter and add a cheaper oil such as canola, soy or cottonseed. Why? Don't ask! In the case of canola it is as greasy and slippery and petrol like as any good GM food should be. Canola is genetically engineered to kill pests and was developed by that Monster (OK Goliath) Monsanto. Prince Charles was and always is right about these matters.

Good old NYTimes' editorial How to Poison a River today: The Marks Farm near Lowville NY -- well as luck would have it in this vail of tears their reservoir blew and with it three million gallons of liquid manure flowed into the Black River, thence to Lake Ontario thence to the tuna in the great oceans thence to.........