Table 15.4 - Potential savings (%) in material recycling

Source: Bartone, 1990

  Aluminium Steel Paper Glass
Energy use 90­97 47­74 23­74 4­32
Air pollution 95 85 74 20
Water pollution 97 76 35 ­
Mining waste ­ 97 ­ 80
Water use ­ 40 58 50