Explanatory notes
… based on organodithiophosphates of zinc, sulphurised oils, chlorinated hydrocarbons, aromatic phosphates and … deposits (e.g., ash, carbon black) in the combustion chambers or flues of furnaces, and additives to reduce … (e.g., SO 2 and SO 3 ) in heat transmission structures or chimneys. (f) Anti‑icing preparations, added to …