TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The surface treated boehmite is present at preferably 2-15 wt.% or 3-11 wt.%. The surface treated boehmite has a particle diameter of D10 of 200-600 nanometers, D50 of 600-1200 nanometers and D90 of 1200 to 2600 nanometers.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The flame retardant comprises 50-76 wt.% of the metal dialkyl phosphinate, 22-40 wt.% of melamine polyphosphate and 2-8 wt.% of the zinc borate, based on the total weight of the flame retardant. The flame retardant is present at preferably 12-18 wt.%, and comprises 7-12 wt.% of aluminum tris(diethylphosphinate), 3-7 wt.% of melamine polyphosphate and 0.4-15 wt.% of zinc borate, or 3-20 wt.% or 7.3-12.8 wt.% and comprises 5-8 wt.% of metal dialkylphosphinate, 2-4 wt.% of melamine polyphosphate and 0.3-0.8 wt.% of the zinc borate. The composition further comprises 0.2-2 wt.% of a compatibilizing agent comprising citric acid, fumaric acid, maleic acid and/or maleic anhydride.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The polyamide comprises polyamide-6,6. The poly(phenylene ether)-polysiloxane block copolymer comprises a poly(phenylene ether)block and a polysiloxane block and the composition comprises 0.2-2 wt.% of the polysiloxane block, a poly(phenylene ether) block comprising 2,6-dimethyl-1,4-phenylene ether repeating units and/or 2,3,6-trimethyl-1,4-phenylene ether repeating units or polysiloxane block comprising repeating units of formula (-(O-(R1)Si(R2))-) and the polysiloxane block further comprises a terminal unit of formula substituted phenyloxy propyl silyl of formula (I). The polyamide present at preferably 44-52 wt.% or 30-74.8 wt.% or 40-53 wt.%. The poly(phenylene ether)-polysiloxane block copolymer reaction product is present at preferably 8-12 wt.% or 5-15 wt.% or 9-13 wt.%. The glass fibers are present at preferably 20-30 wt.%.R1, R2 = H, 1-12C hydrocarbyl or 1-12C halohydrocarbyl;Y1 = H, 1-12C hydrocarbyl, 1-12C hydrocarbyloxy or halo; andR3, R4 = H, 1-12C hydrocarbyl or 1-12C halohydrocarbyl. EXAMPLE - Typical composition comprised of: 45.2 wt.% of polyamide-6,6-pellets having relative viscosity of 126 measured in 90% formic acid according to American society of testing and material standards D789 and an amine end group concentration of 51 microequivalents per g, obtained in pellet form; 2 wt.% of poly(phenylene ether)-polysiloxane block copolymer reaction product having intrinsic viscosity of 0.4 deciliter/g as measured in chloroform at 25 degrees C; 21 wt.% of Exolit OP1312 (RTM: Flame retardant mixture of 63 wt.% of aluminum tris(diethylphosphinate), 32 wt.% of melamine polyphosphate and 5 wt.% of zinc borate); 0.25 wt.% of aluminum stearate; 0.2 wt.% of Irganox 1098 (RTM: N,N'-Hexamethylene bis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionamide)); 0.15 wt.% of phosphite; 5 wt.% of polyamide-6,6-powder; 0.7 wt.% of citric acid; and 25.5 wt.% of glass fiber.