The Inside Story On Olive Oil
A new study says a Mediterranean diet prevents heart disease, thanks in part to the ubiquity of olive oil. Many of us use it regularly, but what do we really know about the juice of olives? Researchers warn that some inexpensive olive oil is rancid or adulterated with other oils. Food Wednesday examines what's inside that dark bottle, what "extra virgin" denotes and why genuine olive oil is so good for you.