Survey of Industrial Solid Waste Management in Beijing
in 1991
| Waste | Production | Utilization | Treatment | Storage | Discharge | ||||
| Classifications | kiloton |
kiloton |
% |
kiloton |
% |
kiloton |
% |
kiloton |
% |
| coal ash | 115 |
586 |
51.0 |
141 |
12.3 |
0 |
0 |
422 |
36.7 |
| coal gangue | 1007 |
113.6 |
11.3 |
0 |
0 |
893 |
88.7 |
0 |
0 |
| blast furnace slag | 2876 |
2709 |
94.2 |
154.9 |
5.4 |
0 |
0 |
121 |
0.4 |
| Tailings | 1126 |
83.6 |
7.4 |
792.6 |
70.4 |
249.9 |
22.2 |
0 |
0 |
| Cinder | 1114 |
533 |
47.9 |
71.8 |
6.5 |
169.4 |
15.2 |
339 |
30.4 |
| Industrial dust | 373.2 |
338.9 |
90.8 |
6.3 |
1.7 |
22.2 |
5.9 |
5.8 |
1.6 |
| water treatment sludge | 223.9 |
214.8 |
95.9 |
1.5 |
0.7 |
2.6 |
1.1 |
5.1 |
2.3 |
| Total | 58.1 |
14.8 |
16.9 |
11.3 |
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