Review of Chemistry

《Review of Chemistry》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

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