Biogas is a clean-burning fuel. It does not give off smoke as does charcoal or firewood. By using biogas for cooking you can keep your cooking area and your food cleaner. This publication tell how to make and use biogas.
รายละเอียดสิ่งพิมพ์
- ผู้ตีพิมพ์: FAO (Food and agriculture org. of the U.N.
- ISBN-10: 9251012903
- ISBN-13: 978-9251012901
- Dewey Decimal: 338.927
- ห้องสมุด ECHO: 338.927 FAO