TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The polyalkyl (meth) acrylate polymer comprises at least 50% by weight of units being derived from alkyl (meth) acrylates having 7 to 15 carbon atoms in the alkyl residue. The polydispersity Mw/Mn of the polyalkyl (meth) acrylate polymer is in the range of from 1.1 to 5. The ethylene vinyl acetate copolymer comprises from 2 to 30 wt.% of vinyl acetate; or the ethylene vinyl acetate copolymer comprises from 30 to 80 wt.% of units being derived from at least one alkyl (meth) acrylate having 1 to 30 carbon atoms in the alkyl residue; or the ethylene vinyl acetate copolymer comprises from 5 to 40 wt.% of units being derived from ethylene; or the ethylene vinyl acetate copolymer comprises from 0 to 20 wt.% of units being derived from comonomers. The ethylene vinyl acetate copolymer has a number average molecular weight Mn of from 1000 to 120 000 g/mol. Ethylene vinyl acetate copolymer comprises from 30 to 90 wt.% of units being derived from at least one alkyl (meth) acrylate having 7 to 15 carbon atoms in the alkyl residue. Biodiesel comprises at least 10% by weight of fatty acid esters which are derived from methanol and/or ethanol and saturated fatty acids. The weight ratio of the polyalkyl (meth) acrylate polymer to the ethylene vinyl acetate copolymer is in the range of from 15:1 to 1:1. Preferred Components: The polyalkyl (meth) acrylate polymer comprises units which are derived from hydroxyl-containing monomers and/or (meth) acrylates of ether alcohols. The composition is an additive composition comprising at most 70% by weight of diluting oil; or the composition is a fuel oil composition comprising at least 70% by weight fuel oil, where the fuel oil comprises a mineral oil. The fuel oil comprises biodiesel oil, where biodiesel comprises fatty acid esters which are derived from monohydric alcohols having 1 to 4 carbon atoms. The ethylene vinyl acetate copolymer is a graft copolymer having an ethylene vinyl acetate copolymer as graft base and an alkyl (meth) acrylate having 1 to 30 carbon atoms in the alkyl residue as graft layer, where the weight ratio of graft base to graft layer is in the range of from 1:1 to 1:8. EXAMPLE - No suitable example given.