Aguas Que hay microbios | ||||||
comics Jan 2004 ; 12 pages Ed. UTEP - El Paso Downloadable format: PdF (1 170 ko) Downloadable from the publisher Abstract: A Spanish educational comic book that promotes safe hygiene and water disinfection techniques. Includes instructions on how to safely chlorinate and boil water as well as ways to safely store potable water.
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