Car Exhaust SystemBy: Saoud Al-Kuwari

Main Ideas:Definition

Main parts

Past

Present

How it works

Future

Definition:Exhaust system carries away the gases created

when the fuel and air are burned in the engine. These gases are harmful to humans and our life.

In The Past:Made from iron.Created a lot of noise.Harmful carbon and hydrocarbons.

Present:Made from stainless steel or aluminum.Less noisy.water stem and carbon dioxide.

Main parts:Exhaust manifold

Catalytic converter

Oxygen sensor

Exhaust pipe

Muffler

How it worksExhaust manifold:It’s connect to the engine. Take all cylinders

exhaust to one pipe. Made from steel, stainless steel or aluminum.

Catalytic converter:This muffler changes harmful carbon and

hydrocarbons to water stem and carbon dioxide.

Oxygen sensor:It’s measure how much oxygen in the exhaust.

It’s connect to computer to control the correct mixture for fuel economy.

Muffler:It’s work to reduce the noise of the exhaust

process .

Exhaust pipe:It’s work as connect all parts together and

move the gas throw it .

Future:Hybrid cars.Gasoline fuel.

Sources: http://www.autoeducation.com/autoshop101/e

xhaust.htm

http://www.2carpros.com/articles/how-exhaust-systems-work

http://www.kwik-fit.com/how-exhausts-work.asp