Recycling, as a term of deprecated means recyclable waste materials with various recycling methods to re-manufacturing processes as raw material.
With the ability to re-join the recycling ring of the consumed substances disrupting balance and damage to nature is prevented. However, the reuse of recyclable substances as raw materials makes it possible to save a large amount of energy. Use of waste materials as raw materials is also important for preventing environmental pollution. The use of scrap paper in re-production can reduce air pollution by 74%, water pollution by 35% and water usage by 45%. For example, a ton of waste paper can prevent from cutting 17 trees by joining the paper dough. With the use of waste paper in the country can be saved by decreasing the importation of cellulose and waste paper from abroad. Besides, collecting of waste paper can provide new employment opportunities.