Technical status 2004, 35 pages

During combustion of diesel fuel, all sorts if different deposits are built up. Those that can be perceived directly as enissions components on a cold engine are non or partly oxidised hydrocarbons in droplet form as white or blue smoke and strong smelling aldehyde. In addition to harmful gaseos substances, particles of solid substances are emitted with the emissions from diesel engines, which have been included under the main headling of particulates with substances that are damaging to health and the enviroment.