TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: (I) further comprises one or more compounds of metal chelating compounds.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The phenolic antioxidants are butylated phenol, butylated hydroxytoluene, butylated hydroxyanisole, tocopherol, benzylphosphonates, esters of beta -(3,5-di-tert-butyl-4-hydroxyphenyl)propionic acid, beta -(5-tert-butyl-4-hydroxy-3-methylphenyl)propionic acid, beta -(3,5-dicyclohexyl-4-hydroxyphenyl)propionic acid and 3,5-di-tert-butyl-4-hydroxyphenyl acetic acid with mono- or polyhydric alcohols. The hindered phenolic antioxidants are 2,6-di-tert-butylphenol, 2,6-di-tert-butyl-4-methylphenol, 2,2'-methylene bis-(4,6-di-tert-butylphenol), 1,6-hexamethylene-bis-(3,5-di-tert-butyl-4-hydroxyhydrocinnamate), ((3,5-bis(1,1-dimethylethyl)-4-hydroxphenyl)methylthio)acetic acid 10-14 carbon isoalkyl esters, 3,5-di-tert-butyl-4-hydroxyhydrocinnamic acid 6-9 carbon alkyl esters, 3,5-di-tert-butyl-4-hydroxyhydrocinnamic acid methyl ester, tetrakis-(3-(3,5-di-tert-butyl-4-hydroxyphenyl)-propionyloxymethyl)methane, thiodiethylene bis(3,5-di-tert-butyl-4-hydroxyhydrocinnamate), octadecyl 3,5-ditert-butyl-4-hydroxyhy drocinnamate, 2,5-di-tertbutylhydroquinone, 2,6-di-tert-butylphenol, 3,5-di-tert-butyl-4-hydroxyhydrocinnamic acid methyl ester and tetrakis-(3-(3,5-di-tert-butyl-4-hydroxyphenyl)-propionyloxymethyl)methane. The triazole metal deactivators (A) are substituted pyrazole compound of formula (II), benzotriazole compound of formula (III) and (IV). (I) further comprises one or more stabilizers of 3-arylbenzofuranone stabilizers and the hindered amine light stabilizers. The components of sterically hindered phenolic antioxidants and triazole metal deactivators are present at levels of 5-5000 parts per million.Either R1, R2 = H, 1-20C alkyl, 3-20C alkenyl, 5-12C cycloalkyl, 7-13C aralkyl, 6-10C aryl, OH, ether groups of formula (R3X((-R4-)O)n(-R4)-) or pyrazol groups of formula (a); orN+R1R2 = 5-7 membered heterocylic ring;X = O, S or NR3;R3 = H or 1-20C alkyl;R4, R14 = 1-12C alkylene;R6 = 1-12C alkyl;R7 = 1-12C alkyl (interrupted by one or more O atom or is 5-12C cycloalkyl); andR8, R9 = H or CH3;R10 = H or 1-12C alkyl; eitherR11, R12 = H, 1-20C alkyl, 3-20C alkenyl, 5-12C cycloalkyl, 7-13C aralkyl, 6-10C aryl, OH or ether group of formula (R13X1((-R14-)O)n(-R14)); orN+R11R12 = 5-7 membered heterocylic ring;X1 = O, S or NR13;R13 = H or 1-12C alkylene; andn = 0-6.Provided that one of R1, R2, R11, R12 are pyrazole groups of formula (a), or R2 is (a) and R1 is (R4)nN(R5)-A-(N(R5))m, R11 is (R14)nN(R15)-A-(N(R15))m, where m is 0 or 1 when m is 1, A is alkylene or 6-10C arylene and R5 is (a). SPECIFIC COMPOUNDS - The use of 74 compounds (A) is specifically claimed e.g. 1-(or 4)-(dimethylaminomethyl)triazole, 1-(or 4)-(diethylaminomethyl)triazole, 1-(or 4)-(di-n-butylaminomethyl)triazole, 4-(or 5)-methyl-1-(di(2-ethylhexyl)-aminomethyl)-benzotriazole and 1-(1-cyclohexyloxyheptyl)tolyltriazole of formula (IIa).    EXAMPLE - No suitable example given.