<prompt> Translate the following text to EnglishKuunganisha SCR na FGD pia itasababisha kupunguzwa kwa kiasi kikubwa kwa uzalishaji wa zebaki, na hivyo kupunguza haja ya kuongeza ACI.  <response>: Combination of SCR and FGD will also result in significant reduction of mercury emissions, thereby mitigating the need for the addition of ACI. 