Nano-sized particles Particle size 2 Biodiesel 1 Biodiesel production 1 Blending 1 Catalytic esterification 1 Combustion 1 Composite nanoparticles 1 Coolants 1 Esters 1 Fatty acid methyl ester 1 Fatty acids 1 Feedstocks 1 Heat Transfer enhancement 1 Heat flux 1 Heat transfer coefficients 1 Hybrid nanofluid 1 Hybrid nanofluids 1 Molar ratio 1 Nanocatalysts 1 Nanofluidics 1 Nanofluids 1 Nanoparticle properties 1 Nanoparticles 1 Nusselt number 1 Optimised conditions 1 Palm fatty acid distillate 1 Reaction temperature 1 Self-propagating combustion 1 Thermal applications 1