Easily Made Silicon-based Chemicals from Sand
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Title: Easily Made Silicon-based Chemicals from Sand

Essay Details:

Subject: Science
Author: Claudia P
Date: January 13, 2012
Level: University
Grade: A
Length: 2 / 496

Essay text:

This Process uses sand or rice hull ash and antifreeze to create needed chemicals while helping to decrease costs and increase environmental safety. This new process will enable companies to create silicon-based products without using the old method of using compounds like quartz sand (Si0 ), high temperatures, an electrical current, and a carbon compound (to bond with oxygen) to create impure silicon metal. This process is very expensive and creates many toxic byproducts. Still the old processes impure silicon is not yet ready for use and must still be purified even further to insure quality. Because this process is so expensive it is forgone and replaced with fossil fuel polymers that are highly pollutant and will someday deplete...

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