The engine test bench

Topic: fuel and exhaust gas cleaning


1. Exhaust gas: measuring principles for determining the exhaust gases
    What are fuel emissions and what impact do they have on the environment?

2. Catalyst: Purification of the exhaust gases by using a catalyst using the example of Trabant
    How is a catalyst structured and what mode of action does it have?

3. Fuel: Explanations for determining the octane number of Otto fuels using the example of a four-stroke engine test bench
    What are fuels composed of and what is an octane number?

4. Engine oil: test engine oils
    What are engine oils composed of and what effect do they have on exhaust gas formation?