Because the waste out of the process a lot. Certain types of waste, which must be taken to break the cost of treatment. The campaign staff for ideas to invent a material that can be used in the work.
Because of waste from the manufacturing process are many. Certain types of waste, which must be destroyed in order to free of charge treatment and thus promote employees to find ideas for invention is something that can be used in the work.
because it has come out from the production of a lot of the interests of some of the destruction of the treatment cost, campaign staff, and the idea is to make things that can be used in the work.