Across
- 4. which gas is reduced in concentration by the nox catalyst
- 6. Used to reduce range of engine noise
- 7. Converts harmful exhaust gasses into less harmful gasses
Down
- 1. Chemical name for fuel
- 2. Ideal combustion produces carbon dioxide and what
- 3. Air contains oxygen and what
- 5. The lambda sensor measures the concentration of what
- 8. One of the main particles the particle filter prevents from leaving the exhaust system