One of the stages of preparing an organic waste composting is important is size reduction of organic material. Downsizing the size of garbage can be done by chopping or chopping with Organic Waste....
Recognizing that in the future chemical fertilizer ( anorganic) as non- renewable natural materials ( unrenewable) to the less availability, and, on the other hand, there is the health awareness of....
Biogas as a result of a process of fermentation of different organic materials ( all materials derived from living things) is a renewable energy source that can be obtained at minimal cost. The gas....