Education, research, and development.The department answer initiative in study and create prototypes. Adapted from "water turbine pumping water pump power buoy" is changed to "กังหันน้ำชัยพัฒนา". And the installation of occupational therapy treatment used in newspapers, on 1 may 2532 and Wat bowonniwet Vihara, on 3 may 2532 to study. Research and development of wastewater treatment for a period of 4-5 years.
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