The diagram illustrates how to recycle organic waste to produce garden fertilizer.
Overall, it is clear that there are five distinct stages in garden fertilizer production, from empty plastic container with four wholes, which can through the air to proper to use as garden compost.
Looking at the first diagram closely, one can see that in the first stage, the plastic container with four air wholes and empty status. Then it is stuffed by different wastes which are food, grass, and newspaper placed 15cm each so that it can be combine altogether. Following this, the plastic container is filled with nitrogen and water. In this case, it needs to be putted only hot water in it. For the next stage, cover the top of the plastic container in order to take effect then the heat comes out from each four wholes. For the next six months, the compost is perfectly ready to use for garden.