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.
Legal Definition of parent. 1  1a : a person who begets or brings forth offspring; especially : the natural parents of a child born of their marriage b : a person who legally adopts a child c : a person or entity that owes to a child a legally imposed duty of support d : a stepparent where designated by statute.