Skeletons or skulls were often used as a sign to frighten people.

The skulls were used as exhibits in Miss Borden's celebrated criminal trial.

To prevent the spread of mad-cow disease, the skull and spine are never used.

There has even been speculation that the heads and skulls were used as balls.

The entrails, blood, and skulls were used for manure on the farms of Cheshire.

People try to make me say that in the rites skulls and other repulsive things are used.

Eddy's skull is also used for secret meetings.

The skulls, for example, are used in a sun dance.

A skull is also used as a symbol of poison or death when used with crossbones.

The skull and bones was also used in captains' logbooks to indicate the death of a sailor.