Drainer is anyone who manufactures or sells shovels. In various trades, is the worker who used a shovel, the apprentice of Stoker that palea coal to feed the boiler home, on a merchant ship, responsible for the cleaning of the machine service or the soldier who works with shovel.In Leon and Tierra de Campos palera-o meaning willow, salguero. And also in Leon poplar,.Drainer is the name given by persons belonging to the paleria, religion Palo Monte or rule Conga, belief characterized by its obscurantism and by direct contact having its practitioners with the mfumbes ( 41 dead. The Santeria ( 41 dead religion; It has deep roots in Cuban culture and of other peoples of the Caribbean and America. In recent times, this religion has had a boom impressive, transcending race and the age of the initiated.Palera is used in Mexico as an adjective when one is an accomplice or unconditionally supports someone. For example: when you ask permission to your parents to go to a party and you are three friends all say that it is very safe, that you will take care of and that the environment is very healthy, they are yours performances.