Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils, incl. gasoline, or for other liquids used for the same purposes as mineral oils
Preparati proti klenkanju, antioksidanti, za preprečevanje kopičenja smole, za zboljšanje viskoznosti, za preprečevanje korozije, za mineralna olja (vključno bencin) ali za druge tekočine