Drawing from waste material

Waste is defined as unwanted and unusable materials and is regarded as a substance which is of no use. ... Garbage is mainly considered as a solid waste that includes wastes from our houses (domestic waste), wastes from schools, offices, etc

Benefits of recycling aluminum. First of all, as with many things in this world, it just takes more -- more resources, more energy -- to make new things than to recycle old things. Consider that 20 recycled cans can be made with the energy needed to produce just one single can using virgin materials.