The phrase "a sample of sewage" is correct and usable in written English.
It can be used in contexts related to environmental science, public health, or wastewater management when discussing the analysis or collection of sewage for testing or study.
Example: "The researchers collected a sample of sewage to test for contaminants and pathogens present in the water supply."
Alternatives: "a sewage sample" or "a specimen of sewage".
Furthermore, the studies indicated that the intensity of the Ascaris infections (the number of worms infesting the intestinal tract of an individual) in the sample of sewage farm workers was very much greater than in the control sample.
A sample of effluent waters from the sewage treatment plant situated in Leerdam, the Netherlands, was taken on July 22, August 5, August 26, and September 9 , 1987
The next day an undercover boat following the yacht took a sample of its discharge and detected raw sewage and the dye.
Governor Knowles also said a new study of discharges by large cruise ships, conducted by the state and the Coast Guard, found that "not a single sample of the sewage discharges fully complied with existing state and federal standards".
The proposed extraction procedure was applied to samples of sewage treatment plant effluent and untreated wastewater.
In this study, 62 samples of sewage sludge (21 and 41 samples from Seville and from Huelva, respectively) were characterized.
In addition to investigating stool samples from every case of acute flaccid paralysis worldwide to see whether poliovirus is to blame, GPEI now tests environmental samples of sewage water for traces of the virus.
The occurrence of NP, NP1EO, NP2EO, and DEHP in 130 samples of sewage sludge from 35 wastewater-treatment plants in the North of Italy has been studied for 2 years.
To find out how much poliovirus still lives in the environment, virologist Hiromu Yoshida of the National Institute of Infectious Diseases in Tokyo and his colleagues tested samples of sewage and river water collected between October 1993 and September 1995 in the Toyama prefecture in central Japan.
The present study aims to show the results of 2 years' sampling of sewage sludge based on 130 samples collected from 35 wastewater-treatment plants situated in the North of Italy and to assess its suitability as soil fertilizer regarding contents of nonylphenol (NP), nonylphenolethoxylates (NPnEOs), and phthalates (DEHP).
