The factory administration applies strict systems to recycle the wastes and minimizes the pollution of the work and surrounding environment .Each factory of marble is equipped with 2 water recycling stations with a capacity of 30000 m3 / h, for the solid wastes , mosaic lines and surface finishing machines are available.3 factories are under construction which uses marble sludge to produce cement blocks, light weight blocks and artificial marble .All the rules of the environment laws are strictly applied.