FREIRE, M. S.; http://lattes.cnpq.br/5077643823356298; FREIRE, Marileide Santos. (BrasilCentro de Educação e Saúde - CESUFCGUniversidade Federal de Campina Grande, 2015-02-26)
Lubricating oils are complex mixtures of hydrocarbons obtained from petroleum refining process are mineral based or synthetic substances responsible for the formation of a protective film that prevents direct contact between ...