You searched for: “rectification
rectification (rek" tuh fi KAY shuhn) (s) (noun), rectifications (pl)
1. Something that is corrected or made right by editing a written report or making the best adjustments to objects: There were not enough chairs for everyone to sit on at the concert, so a rectification was made by providing more seats for all of those who were attending.
2. A procedure that involves decontaminating or cleaning a material: Rectification can be described as the process of removing impure substances from oil, metals, sugar, etc.