English Wikipedia - The Free Encycl...
Download this dictionary
Sewage collection and disposal
Sewage collection and disposal
systems transport
sewage
through cities and other inhabited areas to
sewage treatment
plants to protect
public health
and prevent
disease
. Sewage is treated to control
water pollution
before discharge to
surface waters
.
See more at Wikipedia.org...
© This article uses material from
Wikipedia
®
and is licensed under the
GNU Free Documentation License
and under the
Creative Commons Attribution-ShareAlike License