National Autonomous University of Mexico several locations across Mexico (in Santiago de Querétaro, Morelia, Mérida, Sisal, Ensenada, Cuernavaca, Temixco and Leon), mainly aimed at research and graduate studies. Its Center of Teaching for Foreigners has a campus in Taxco, in the southern Mexican state of Guerrero, focusing in Spanish language and Mexican culture for foreigners, as well as locations in the upscale neighborhood of [Polanco] in central Mexico City. The University has extension schools in the United States, and Canada, focusing on the Spanish language, English language, Mexican culture, and, in the case of UNAM Canada, French language: UNAM San Antonio, Texas; UNAM Los Angeles,
School of Chemistry, UNAM and textile manufacturing and some pharmaceutical industries. However, the harsh national and international context, derived from the mexican revolution movement and the World War I affected the availability of highly skilled personnel. Therefore, in January 1913, Juan Salvador Agraz presented an initiative to the mexican president Francisco I. Madero to create the School of Chemistry. On September 23, 1916, the mexican president Venustiano Carranza promulgated by government-decree the foundation of the National School of Industrial Chemistry (Escuela Nacional de Química Industrial, and later Escuela Nacional de Ciencias Químicas or National School of Chemical Sciences) in the town of Tacuba (north-west