<?xml version="1.0"?> <particles emitter="box" box_x="0.05" box_y="0.05" box_z="0.05"> <spreading angle="2" /> <velocity x="0.0" y="0.0" z="-0.003" /> <material file="nitro-particle.png" /> <!-- Amount of particles emitted per second --> <rate min="600" max="800" /> <!-- Minimal and maximal lifetime of a particle, in milliseconds. --> <lifetime min="85" max="120" /> <!-- Size of the particles --> <size min="0.1" max="0.25" x-increase-factor="1.2" y-increase-factor="1.2" /> <color min="255 255 255" max="255 255 255" /> </particles>