ADOPTED_FROM:ENV 13730-1:2001 The domain of the blood transfusion related messages includes:-the collection of blood from donor; -preparation; - qualification; -dispensing of Blood components (to be transfused) to the recipient. Transfusion of blood and Blood components to patients is a medical activity that is subject to many legal instructions, regulations and constraints. Immunological conditions transmitted diseases; sustainability and other difficulties due to the fact that the treatment involves many problems, including those cause this. Mistakes and failures may have serious or even fatal consequences.