Bog Butter?

Nature: Researchers have long wondered about deposits of fat or "Bog Butter" found in Scottish swamps. Now they believe they know what these are. Richard Evershed of the University of Bristol studies Scottish bogs and, like other scientists, has wondered about the waxy deposits found there. Now he believes he has an answer. The "bog butter," as it is called by the researchers, is probably the remains of meat and dairy products stored by people that have become encased in the peat and somewhat preserved. Peat is used for fuel in Ireland and Scotland, and the substance has puzzled diggers.

There is also speculation that the substance might be the remains of dead animals, which would have a similar chemical makeup.

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