title: [A critical view of the use of exposure standards in occupational health surveillance].
abstract: The reductionist application of the concepts of cause and standard in Occupational Medicine is studied by examining human exposure limits for chemical agents in industry. The author discusses several scientific and technical shortcomings in such exposure standards, including those used in Brazil, and analyzes their use as a way to classify as normal some risk factors in the workplace.
authors.affiliation: Instituto de Saúde Coletiva, Universidade Federal da Bahia, Salvador, BA, 40110-170, Brasil.
authors.forename: F D
authors.initials: FD
authors.lastname: Vasconcelos
vernacular_title: Uma visão crítica do uso de padrões de exposição na vigilância da saúde no trabalho.