The objective of this research is to fine the method for biogas production from food waste with vegetable waste. To study economic analysis of biogas production and management of residue waste to the renewable energy for ...

The objective of this research project is In order to design and build a full range of coconut oil, and the find suitable models for agriculture, industry and general houses. The study and improve of drying system coconut ...

The objective of this research applying black spray color in local market, it is flat-black color, don’t mixing reflection chemical for coating solar selective surface to make up hot-air solar color. Research mythology ...