(AP) -- Phil DeVore pulls a folded piece of aluminum from a murky pond. The aluminum looks like a piece of siding that's blown off a building, but DeVore knows it's much more valuable than that. He slips a rubber band off the aluminum and unfolds it. He likes what he sees -- 50 or 60 glistening black leeches. They're your common ribbon leeches, Nephelopsis obscura to aquatic biologists.
Store the oil to be reused in cooking or deep frying for no longer than three months and avoid re-using the oil for deep frying more than once or twice, as the smoke point of used oil is reduced after multiple uses. Avoid pouring your used deep fryer oil down the drain or tossing it in the trash.
Refrigeration benefits most oils. If unopened, peanut oil and corn oil and other vegetable oils will keep for at least a year. Once opened, theyre good for four to six months. But peanut oil, like olive oil, which is high in monounsaturates, benefits more from storage in the refrigerator. Olive oil will keep for about 6 months in the cool, dark pantry, but up to a year in the refrigerator.