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Normas para abastecimiento de agua
Generally speaking, the reason for establishing standards is to facilitate the transaction between producer and consumer through the technical definition of a product, service, or procedure. The reason for formulating ...
Asistencia técnica de la Organización Panamericana de la Salud en materia de abastecimiento de agua
The water supply service of a community may be compared to a home-delivery service of any product or merchandise; it will vary in the amount the consumer requires and will be of proven quality, which calls for the use of ...