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1、Manahan,StanleyE."Frontmatter"FundamentalsofEnvironmentalChemistryBocaRaton:CRCPressLLC,2001PREFACETOTHESECONDEDITION____________________________________________________FundamentalsofEnvironmentalChemistry,2ndedition,iswrittenwithtwomajorobjectivesinmind.Thefirstoftheseist
2、oprovideareaderhavinglittleornobackgroundinchemistrywiththefundamentalsofchemistryneededforatrade,profession,orcurriculumofstudythatrequiresabasicknowledgeofthesetopics.Thesecondobjectiveofthebookistoprovideabasiccoverageofmodernenviron-mentalchemistry.Thisisdonewithinafra
3、meworkofindustrialecologyandanemergingapproachtochemistrythathascometobeknownasÒgreenchemistry.ÓVirtuallyeveryoneneedssomeknowledgeofchemistry.Unfortunately,thisvital,interestingdisciplineÒturnsoffÓmanyoftheverypeoplewhoneedarudimentaryknowledgeofit.Therearemanyreasonsthat
4、thisisso.Forexample,Òchemophobia,Óanunreasonedfearofinsidiouscontaminationoffood,water,andairwithchemicalsatundetectablelevelsthatmaycausecancerandothermaladiesiswidespreadamongthegeneralpopulation.Thelanguageofchemistryisoftenmadetoocomplexsothatthosewhotrytolearnitretrea
5、tfromconceptssuchasmoles,orbitals,electronicconfigurations,chemicalbonds,andmolecularstructurebeforecomingtorealizethattheseideasarecomprehensibleandeveninterestinganduseful.FundamentalsofEnvironmentalChemistryisdesignedtobesimpleandunderstandable,anditistheauthorÕshopetha
6、treaderswillfinditinterestingandapplicabletotheirownlives.Withoutbeingoverlysimplisticormisleading,itseekstopresentchemicalprinciplesinwaysthatevenareaderwithaminimalbackgroundin,ornoparticularaptitudefor,scienceandmathematicscanmasterthematerialinitandapplyittoatrade,prof
7、ession,orcourseofstudy.OneofthewaysinwhichEnvironmentalChemistryFundamentalspresentschemistryinaÒreader-friendlyÓmanneristhroughasomewhatuniqueorganizationalstructure.InthefirstfewpagesofChapter1,thereaderispresentedwithaÒmini-courseÓinchemistrythatconsistsofthemostbasicco
8、nceptsandtermsneededtoreallybegintounderstandchemistry.Tostudychemistry,itisnecessarytokn
