Fidel Salazar: Certificates of Industry... Clean? Really?

El Financiero

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The investigations of Elemento Lab and The Guardian, with the support of UNAM scientist Martín Soto Jiménez, which revealed the presence of a toxic cocktail in the vicinity of the National Zinc plant in San Nicolás de los Garza, open room for a question: What do the Certificates of Clean Industry of the Federal Office for the Protection of the Environment (Profepa) certify? Apparently not much, since the federal authority did not take long to re…