Now you can use the process of
Heavy Metal Removal from Sewage Sludge !
The sewerage mainly develops in the urban area,and it supports the
citizen life. The sewage which derives from the citizen life is dealt in
the sewage-treatment plant. The sludge is separated from the sewage,
and the water is discharged. The sludge is mainly comprised of the
microorganisms,and it large arises.
| Many heavy metals such as mercury, |
 |
|
| cadmium,chromium,lead and arsenic |
|
| are contained in sewage sludge. |
|
|
+
Heavy Metals
| Heavy metals contained in |
|
sewage sludge have thus |
|
been removed from the sludge. |