chem final pres

chem final pres - DanielaS.BrittanyW.CaitlinB.WesM.Derek...

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9/22/11 Bottled Water- Group 8 Daniela S. Brittany W. Caitlin B. Wes M. Derek  H. Larry D. 
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9/22/11 Do you drink at least one bottle of  water a day? A. YES A. NO A. OCCASIONALLY
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9/22/11 Why is bottled water important  Convenience Only source of CLEAN water for some. Emergencies 
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9/22/11 How often do you drink water  A. Every day  B. Once in a while  C. Never, tap water is better for  me! D. Never…they’re way  overpriced!!   
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9/22/11 Just a little background The water bottle industry has grown  tremendously in the US and the world. The bottled water industry does not have the  same required standards for water testing as the  municipal waterworks does.  Small portions of pollutants can thus be present  in these bottles without the public’s knowledge. 
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9/22/11 A little more background Although harmful chemicals are not added to  water bottles, chemical reactions can occur that  can lead to the bottle leaking these unwanted  substances.  We have found that the plastic used to make  bottled water, polyethylene terephthalate, or PET  contains harmful chemicals that can leak into  water bottles. 
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9/22/11 Why can drinking out of water bottles be  harmful?  A. Because they are not as regulated as tap water B. Because chemicals can leach into the bottle  from the plastic PET. C. Both A and  B D. There is no harm in drinking water bottles. 
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9/22/11 Science Background Bottled water is made out of PET plastic PET stands for polyethylene terephthalate It is a polymer
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9/22/11 Polymer The process of polymerization gives the structure 
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This note was uploaded on 09/22/2011 for the course CHM 111 taught by Professor Unknown during the Spring '08 term at Miami University.

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chem final pres - DanielaS.BrittanyW.CaitlinB.WesM.Derek...

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