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1、ReviewofChemistryUNIT1:SafetyinthechemicallaboratoryI.1EmergencyEquipmentA.FireExtinguishersLocation:allthefireextinguishersinyourlaboratory;theclosestfireextinguisheroutsidethelaboratory.Whentouse:Ifyoudoubtthatthefireissmallenoughthatafireextinguishe
2、rwilldothejob.Howtouse:taketheextinguishertothelocationofthefire,grabtheextinguisherbythehandleandyankthesafetypinoutofthesidethehandlewithasharppull.B.FireBlanketLocation:thelocationofthefireblanketinthelab.Howtouse:pullthecordatthebottomofthefireblan
3、ket“tube”togettheblanketout.Whentouse:afireblanketcanbeusedwhenastudent’sclothingorhaircatchesfire;afireblanketcanbeusedtosmotherburningmaterialonthefloororabench.C.EyewashfountainoreyewashstationLocation:Thelocationoftheeyewashfountainoreyewashstation
4、.Whentouse:theeyewashmustbeusedanytomeachemicalorsolutiongetsintoeyes.Howtouse:useofanEyewashFountain;useofanEyewashBottleD.EmergencyshowerLocation:thelocationoftheemergencyshowerWhentouse:theshowerisusedwhenhazardouschemicalssprayoverlargeareasofthebo
5、dy.Howtouse:oneinvolvesanoverheadshowerhavingapull-ring,whiletheotherisahand-heldshowerwithanon-offhandleE.Acid-baseneutralizingsolutionLocation:thelocationoftheneutralizingsolutionWhentouse:usethissolutionwheneveranacidicorbasic(“caustic”)solutionhasc
6、omeincontactwithyourskin.Howtouse:firstwashtheaffectedareawithlargeamountsofwaterandthenpoursomeoftheneutralizingsolutionontheaffectedareaandgentlywashtheskinwiththesolution.I.2ProtectiveEquipmentA.SafetygogglesLocation:thesafetygogglesarestored.Whento
7、use:safetygogglesmustbeusedwheneverchemicalsarebeingusedorglass-workingisbeingperformed.Howtouse:gogglesmustfitsnuglyB.FumehoodsLocation:thelocationofthefumehoods.Whentouse:thefumehoodsmustbeusedwheneverpoisonousoroffensiveodorousarebeingproduced.Howto
8、use:learnwheretheOn/Offbuttonsforthefumehoodarelocated(theygenerallyarebeloworbesidethefumehoods.)I.3Incaseorfirea)Thefirstandmostimportantthingtodoistobackoutofharm’swayandevaluatethesituation.b)Next,warntheteacherandotherstudentswitha
