3. Recycle
It is the transform the waste to new products by some process, e.g. the melting of fragile glass to produce the glass bottle or reproducing the recycle paper from the used paper pulp. Furthermore, the burning of some materials to obtain the energy, the making of biogas from biodegradable wastes or the composting might be included.
4. Disposal
It is the last activity for wastes of no other way to deal with. It is suitable with incombustible, non-biodegradable and Non-hazardous waste.