ORIGIN: In France, only members of the gentry were permitted to keep pigeons. In Colonial Louisiana pigeonniers were considered status symbols. Pigeonnier may be descendant of late medieval towers which ornamented. French castles and manor houses.
Dry socket is more likely to occur following a difficult tooth extraction. It is thought that excessive force applied to the tooth, or excessive movement of the tooth burnishes the bony walls of the socket and crushes blood vessels, impairing the repair process.
This is an infection in the gum, where you've had a tooth removed. It's caused by bacteria in the gum. Either the tooth had an infection on the root before it was pulled, or bacteria got into the socket somehow. There are a number of things that increase the chances of getting a dry socket.