This liquid requires further treatment as it is high in nitrogen and phosphorus, particularly if the sludge has been anaerobically digested. The treatment can take place in the sewage treatment plant itself (by recycling the liquid to the start of the treatment process) or as a separate process.
verb (used with object), abrogated, abrogating. 1. to abolish by formal or official means; annul by an authoritative act; repeal: to abrogate a law. 2. to put aside; put an end to. Origin of abrogate. Latin.
Related Legal Terms and Definitions: 1  Abolish To do away with wholly, annul.... 2  Rescind To abrogate, annul, avoid or cancel, to vacate or set aside; terminate. In relation to contracts, to rescind a contract is not merely to terminate the same but to abrogate... 3  Revocation Cancellation.