EXPOSITORY SPEECHTopic: MTBE (methyl tertiary Butyl Ether) IssuesGeneral Purpose: To informSpecific Purpose: To inform audience virtually the MTBE and why government considered it is important to blend in flatulency.
commutation Idea: The air that we breathe is contaminated by defilement from auto emissions; therefore scientists discovered a new effect to reduce air pollution is called MTBE.
I.IntroductionA.In our modern world with carry on technology, most of us use automobiles as our primary exaltation to work and to school. Most of us know that air pollution is mostly caused by automobile emissions.
B.Scientists around the world subdue to find a way to reduce air pollution. In 1979, scientists have considered a chemical, which can be mixed with gasoline to reduce the pollution caused by automobile emission called Methyl Tertiary Butyl Ether (MTBE). But recently, scientists discover that MTBE causes imbibing wet contaminate. Despite the admonition from the scientists, government keeps continue requires MTBE must present in the gasoline.
C.There are many things to talk about this study issue, but today, I allow describe the characteristic of MTBE and the ground why government despises the scientist?s warning that MTBE is poisonous the subway system water that is a main source supply for our drinking water.
?First of all, I will describe what is MTBE and what is its characteristic.
?Then, I will explain the reason why the government despises the scientist?s warning and continue using the MTBE.
II.BodyA.What is MTBE mean and its characteristic?1.What is MTBE??MTBE stands for Methyl Tertiary Butyl Ether.
?It is a synthetic chemical used as a blending component in gasolines.
?It is an oxygenate manufactured by the chemical reaction of methanol and isobutylene.
?It is a volatile2.MTBE?s characteristics?Flamable.
?colourless liquid that is highly soluble in water.
?MTBE behaves differently in soil, air, and water than other petroleum constituents.
?MTBE is...
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