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1、1CHEMISTRYANDCHEMISTWithoutchemistryourliveswouldbeunrecognisable,forchemistryisatworkallaroundus.Thinkwhatlifewouldbelikewithoutchemistry-therewouldbenoplastics,noelectricityandnoprotectivepaintsforourhomes.Therewouldbenosyntheticfibrestoclotheusandnofer
2、tiliserstohelpusproduceenoughfood.Wewouldn’tbeabletotravelbecausetherewouldbenometal,rubberorfuelforcars,shipsandaeroplane.Ourliveswouldbechangedconsiderablywithouttelephones,radio,televisionorcomputers,allofwhichdependonchemistryforthemanufactureoftheirp
3、arts.Lifeexpectancywouldbemuchlower,too,astherewouldbenodrugstofightdisease.Chemistryisattheforefrontofscientificadventure,andyoucouldmakeyourowncontributiontotherapidlyexpandingtechnologyweareenjoying.Takesomeoftherecentacademicresearch:computergraphicsa
4、llowustopredictwhethersmallmoleculeswillfitintoorreactwithlargerones-thiscouldleadtoawholenewgenerationofdrugstocontroldisease;chemistsarealsostudyingtheuseofchemicalstotrapthesun’senergyandtopurifyseawater;theyarealsoinvestigatingthepossibilityofusingnew
5、ceramicmaterialstoreplacemetalswhichcancorrode.Biotechnologyishelpingustodevelopnewsourcesoffoodandnewwaysofproducingfuel,aswellasproducingnewremediesforthesick.Asthecomputerhelpsustopredictandinterpretresultsfromthetesttube,thespeed,accuracyandqualityofr
6、esultsisrapidlyincreasing-alltothebenefitofproductdevelopment.Itisthejobofchemiststoprovideuswithnewmaterialstotakeusintothenextcentury,andbypursuingthesubject,youcouldmakeyourpositivecontributiontosociety.Herearesomegoodreasonsforchoosingchemistryasacare
7、er.Firstly,ifyouhaveaninterestinthechemicalsciences,youcanprobablyimaginetakingsomeresponsibilityforthedevelopmentofnewtechnology.Newideasandmaterialsareconstantlybeingusedintechnologytoimprovethesocietyinwhichwelive.Youcouldworkinafieldwhereresearchandin
8、novationareofprimaryimportancetostandardsofliving,soyoucouldseethepracticalresultsofyourworkineverydayuse.Secondly,chemistryoffersmanycareeropportunities,whetherworkinginapublicservicesuchasawatertreatmentplant,orhi