Sentence examples for secondary sewage from inspiring English sources
Recent studies revealed that detectable amounts of pollutants remain in sewage effluents, even after secondary sewage treatment processes are performed.
Chl a concentrations did not increase through time in the primary sewage plume but did increase up to 30% in the secondary sewage plume.
A trial aerobic wetland in NE England is the first passive system ever designed to treat both a polluted mine water and a secondary sewage effluent.
Land disposal of dilute, secondary sewage effluent at a sewage-treatment facility upgradient of the site over a 60-yr period resulted in a plume of sewage-contaminated groundwater approximately 6 km long, 1 km wide, and 50 m thick.
Lessel and Suess (1984) were in association with Takasaki Radiation chemistry research reported that a dose of 0.4 kGy was required to disinfect raw waste water which is a mixture of both primary and secondary sewage effluents.
The hybrid UASB-MBBR-RBBR technology could thus provide an alternative, low maintenance, economical and efficient system for simultaneous carbon and nitrogen removal and energy recovery, which is not otherwise possible using conventional secondary sewage treatment processes.
Water is obtained by treating secondary treated sewage effluent using the dual membrane technology of microfiltration and reverse osmosis.
However, even after treatment, secondary treated sewage (STS) effluent contains organic matter and nutrients which cause eutrophication and increase the oxygen demand of the surface water (Sharma 2013).
A soil column experiment was conducted to determine the behavior of chemical species in aoil columns applied with secondary treated sewage water.
A pilot study for reclamation of secondary treated sewage effluent in Singapore was conducted using a MF/RO system with the capacity of 20 m3/d.
The two-year experiments presented in this paper aimed at investigating the effects of water management practices on transport of E. coli in soil and residuals in plants for drip irrigation while applying secondary domestic sewage effluent.
