ECHO Appropriate Technologies: Water Treatment for drinking water
ECHO, Appropriate Technology Department
This notebook includes sections of solar disinfection, moringa treatment, sand filtration, Kanchan aresenic filter, ceramic filters and other miscellaneous information.
Notebook with various page numbered sections, illustrated
รายละเอียดสิ่งพิมพ์
- ผู้ตีพิมพ์: ECHO, Inc.
- Dewey Decimal: 628.109
- ห้องสมุด ECHO: 628.109 ECH
- ห้องสมุด ECHO เอเชีย: TA.001