1. As artifacts occur. Valid for every house by building area based on the design of architecture that is easy to understand and not ยุงยา. By creating a wastewater treatment area, depending on the design and number of units of the system in order to accommodate population in the community. If has a population of less than or more than can be done by expanding or reducing the width size of converter. To improve the quality of existing resources.2. Create a good international culture across the country neighbors.3. Open the path to learning in the future and promote water conservation.
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