(SECRETARIAT OF the Environment, 2001) SPECIAL GARBAGE is the garbage found in ports, road airports, terminals or railroad, constituted of septic residues, it can contain deriving pathogenic agents of a picture of endemic disease of another place. INDUSTRIAL GARBAGE is that one originated in the industrial activities, inside of the diverse existing productive branches. (SECRETARIAT OF the Environment, 2OO1) AGRICULTURAL GARBAGE is solid residues of the agricultural activities and the cattle one, as for seasoning example, packings and agrotxicos, agricultural defensive, ration and remaining portions of harvest. (SECRETARIAT OF the Environment, 2001) (2,4 selective Coleta and recycling the selective collection estimate the separation of the materials recycle as papers, glasses, plastic and metals of the remain of the garbage in its proper generating sources, they are residences, schools, offices or other types of establishments. These materials are collected the part in containers specific and directed for a recycling center. Later then, they pass for a selection finer than it in accordance with selects them the requirements of the purchasers.
Divided in the different categories, the prepared materials you recycle then are submitted to the cleanness and for the commercialization. (CEMPRE, 2001) The more clean and better conditioned, bigger it will be its price for sales. The resources proceeding from the sales of these sucatas are generally reverted in the proper sustentation of the system and in urban improvements for the community that in it participates. Although now the selective collection of the garbage only starts to be introduced in bigger scale in Brazil, it already it comes being adopted has much time for diverse countries of the Europe and North America. (CEMPRE, 2001) In some states of U.S.A., the separation of the materials you recycle in the residence already became a legal obligation. This is only justified in function of the multiple advantages that this system can provide in relation to the traditional ways of collection, treatment and destination it garbage.