(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.
5. Store some types of olive oil in the refrigerator. 1  Virgin olive oils and lower quality olive oils can be stored in the refrigerator. 2  The oil may turn cloudy and thicken, but will clear up and thin out when brought to room temperature.3  Keep small amounts at room temperature for regular use. Dark glass keeps the light out, allowing the oil to last longer. 2  Do not store your olive oil in plastic, because the PVC (polyvinyl chloride) from the plastic can be absorbed by the oil. 3  Avoid reactive metals such as copper or iron, because of potential chemical reactions that can make the oil unsafe.