Biogas systems is not limited to cow slurry only. Peelings of potatoes, eggshells and leftovers of food can be used in the biogas systems to produce biogas.
Application of cow slurry into the biogas systems can be done once or twice in a week then the rest can be subsidized with the kitchen wastes.
Production of biogas
Chop the vegetable waste into small bits to facilitate the unit to receive the waste from the opening mouth.
After chopping the green waste refuses, add water to help it go down the system smoothly.
After placing it in the unit it will start disintegrating and decomposing. Its properties change to enable produce bio-fuel and methane gas.
Advantages
Helps to clean the environment, saves energy and it is cost friendly.