Division DEFINITIONS
United Kingdom
For the purposes of these BAT conclusions, the following definitions apply:
| Term used | Definition |
|---|---|
| New plant | A plant first operated at the installation following the publication of these BAT conclusions or a complete replacement of a plant on the existing foundations of the installation following the publication of these BAT conclusions. |
| Existing plant | A plant which is not a new plant. |
| New chlorine liquefaction unit | A chlorine liquefaction unit first operated at the plant following the publication of these BAT conclusions or a complete replacement of a chlorine liquefaction unit following the publication of these BAT conclusions. |
| Chlorine and chlorine dioxide, expressed as Cl2 | The sum of chlorine (Cl2) and chlorine dioxide (ClO2), measured together and expressed as chlorine (Cl2). |
| Free chlorine, expressed as Cl2 | The sum of dissolved elementary chlorine, hypochlorite, hypochlorous acid, dissolved elementary bromine, hypobromite, and hypobromic acid, measured together and expressed as Cl2 |
| Mercury, expressed as Hg | The sum of all inorganic and organic mercury species, measured together and expressed as Hg. |