Sewage sludge treatment describes the processes used to manage and dispose of sewage sludge produced during sewage treatment. Sludge is mostly water with lesser amounts of solid material removed from liquid sewage. Primary sludge includes settleable solids removed during primary treatment in primary clarifiers.
Use abrogate in a sentence. LINK / CITE ADD TO WORD LIST. verb. The definition of abrogate is defined as to end something, especially when some formal step is needed to end it. An example of the word abrogate is when the Prohibition was ended.o abolish, do away with, or annul, especially by authority: âOur existing Aboriginal and treaty rights were now part of the supreme law of the land, and could not be abrogated or denied by any governmentâ (Matthew Coon Come).
Examples of ABROGATE. 1  The company's directors are accused of abrogating their responsibilities. 2  abrogate. 3  If UAL continues to bleed red ink, some analysts say bankruptcyâwhich would allow it to abrogate its union contractsâmay be its only hope. We may not always like what we hear but we are always the poorer if we close down dialogue; if we abrogate free speech, and the open exchange of ideas. â 2 Nikki Giovanni, Sacred Cows â¦ and Other Edibles, 1988.