Assertion: sewage | /r/HasProperty | treated
Facets:
value: close to
type: OTHER
Source sentences:
text: Sewage can be treated close to where it is created (in septic tanks and their associated drainfields or sewage treatment plants), or collected and transported via a network of pipes and pump stations to a municipal treatment plant.
text: Sewage can be treated close to where the sewage is created, which may be called a "decentralized" system or even an "on-site" system (in septic tanks, biofilters or aerobic treatment systems).
text: Sewage may be treated to control water pollution before discharge to surface waters.
text: Sewage needs to be treated so that it doesn't impact the environment.
text: There the sewage is to be treated and used for irrigation.