Car example essay topic

345 words
Introduction A. How many of you have a car. Now how many of you had to take your car for em missions this year. B. Wouldn't you like to know what there doing to your car and what you are paying for. That is what i am going to discuss today C. 1. What are emissions. 2. What components are used to reduce them 3.

What tests do they perform in berks county. Body A. Emissions by definition means -A substance discharged in to the air, especially but the internal combustion engine. One substance that your car releases into the air is called smog. Smog is created when air born pollutants combine with oxygen and nitrogen and results in a yellowish gray color. It is harm full to plants, humans and animals and can even strip the paint off your car.

There are three basic types of emissions. They are Hydrocarbons that result from the release of unburnt fuel through your. Carbon monoxide which is the result of partially burn fuel. Nox which results from high combustion temp.

And Particulates which are carbon buildup that exits through your pipe. B. There are many components that your car is equipped to reduces emissions. I am only go in to discuss three. The Catalytic converter. (Point to picture tell what it is and what it does). The EGR valve (Picture and explain). And the PCV valve (Picture and explain). C. Now I am go in to tell you what emissions tests they perform in the berks county area.

In the Berks County Region the only test they do to your vehicle are a gas cap pressure test (explain) visual (explain) Conclusion Now that I have i normed you about what emissions are, what is used to contain them and what test are performed on you vehicle you should understand what is happening to your car and what your money is go in towards. Thank You.