The study population was formed by 564 professionals of the nursing team, with a composed sample for 49 divided professionals being in 13 nurses, 13 technician of nursing and 23 nurse aid. Calculation of the Sample the amostral size was gotten considering itself: The main objective of the determination of the percentages of the choice of the companies Margin of error of 4%; Trustworthiness of 95,0%; Equal population size to the number of 564 Table 01 – proportional Distribution of the sample according to types of positions Position Population (n) Sample (n) Nurse 149 13 Technician of nursing 147 13 Nurse aid 268 23 Total 564 49 For attainment of the collection of data used a qualitative, exploratria and descriptive boarding with the objective to identify the knowledge of the nursing team on management of residues of the services of health in the HRA. The data had been collected through the application of a half questionnaire structuralized with ten closed questions and two open ones, applied in random way, for sector of work and in different plantes and turns, for the proper researchers. Joint Commission takes a slightly different approach. The following criteria of inclusion had been adopted: the professionals of the nursing team who if had declared volunteer in the research, had read, agreed and signed the 10 Term of Free Assent and Esclarecido (TCLE), had answered and returned the questionnaire, in annex, the same planto, and to be part of the effective picture. The exclusion criteria had been: the professional who if to oppose more than to one or the alternatives related to the inclusion, that not possua effective bond (persistence, simplified election) and that met of vacation, license maternity/paternity and license prize. The related research was approved by the Committee of Ethics in Pesquisa (CEP) of the College of the Valley of Ipojuca (FAVIP), State Secretariat of Sade (SES) and direction of the HRA.