I-Nucleating agent ikhuthaza inhlaka ukuthi icwebezele ngokunikeza i-crystal nucleus futhi yenza ukwakheka kokusanhlamvu kwekristalu kube kuhle, ngaleyo ndlela kuthuthukiswe ukuqina komkhiqizo, izinga lokushisa lokuhlanekezelwa kokushisa, ukuqina kobukhulu, ukubonakala nokucwebezela.