(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.
Storing Used Oil. Used oil can be successfully stored in a cool, dark place for up to a month. Refrigeration or freezing increases the oilâs lifespan by several months. The oil may become cloudy during storage but this is not harmful and the oil will become clear upon reheating.
A refined coconut oil is separated by heat. Refined coconut oil is more heat-stable and can be used in cooking methods like frying. Many people opt for refined coconut oil because it is flavorless and odorless. The shelf life of a refined coconut oil, according to the expiration dates is 18 months to 2 years. A refined coconut oil loses some nutritional benefits but how much really depends upon the refining process that is used. Expeller Pressed: This is the traditional method of extracting coconut oil.