1、Bauxite mining
2、Alumina plant
3、Rod mill
4、Slurry mixer
5、Crushed lime
6、Steam digesters
7、Pressure reducing tanks
8、Heaers
9、Heat exchanger
10、Filter
11、Sand classifiers
12、Thickener
13、Precipitatiors
14、Waste pond
15、Classifying filter
16、Rotary kiln
17、Cooler
18、Alumina
19、Dry scrubber
20、Enriched alumina
21、Pitch
22、Coke
23、Anode plant
24、Baking furnace
25、Green anode plan
26、Anodes
27、Anodes rodding
28、Fossil fuel power
29、Industrial boilers
30、Steam generator
31、Air pollution
32、Combined cycle power plant
33、Electrical switchyard
34、Gas turbine
35、Crucible
36、Smelting
37、Alumina supply hopper
38、Reducing pots
39、To market
