This was the name of a course given to staff at the Agua FrĂa station in Mexico on 27 May 2009. Rafael de la Luna of Dow Agrociencias; Amado JimĂ©nez and Ricardo Valdez of Agroservicios de Papantla; and station superintendent Raymundo LĂłpez instructed staff on proper use and application of agro-chemicals. Participant also learned about protective equipment, correct disposal of chemicals, and how to identify a productâs level of toxicity.