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1、electricityorchemicals. Typesofburns Therearethreetypesofburns.Burnsarecalledfirst,second,orthirddegreeburns,dependingonwhichlayersoftheskinareburned. FirstdegreeburnsTheseaffectonlythetoplayeroftheskin.Theseburnsarenotseriousandshouldfeelbetterwithinadayortwo.Examplesincludemi
2、ldsunburnandburnscausedbytouchingahotpan,stoveorironforamoment. SeconddegreeburnsTheseaffectboththetopandthesecondlayeroftheskin.Theseburnsareseriousandtakeafewweekstoheal.Examplesincludeseveresunburnandburnscausedbyhotliquids. ThirddegreeburnsTheseaffectallthreelayersoftheskin
3、andanytissueandorgansundertheskin.Examplesincludeburnscausedbyelectricshocks,burningclothes,orseverepetrolfires.Theseburnscauseverysevereinjuriesandthevictimmustgotohospitalatonce. Characteristicsofburns Firstdegreeburns●dry,redandmildlyswollen ●mildlypainful ●turnwhitewhenpres
4、sed Seconddegreeburns●rough,redandswollen ●blisters ●waterysurface ●extremelypainful Thirddegreeburns●blackandwhiteandcharred ●swollen;oftentissueunderthemcanbeseen ●littleornopainifnervesaredamaged; maybepainaroundedgeofinjuredare. Firstaidtreatment Removeclothingusingscissors
5、ifnecessaryunlessitisstucktotheburn.Takeoffotherclothingandjewelryneartheburn. Coolburnsimmediatelywithcoolbutnoticywater.Itisbesttoplaceburnsundergentlyrunningwaterforabout10minutes.(Thecoolwaterstopstheburningprocess,preventsthepainbecomingunbearableandreducesswelling.)Donotp
6、utcoldwateronthirddegreeburns. Forfirstdegreeburns,placecool,clean,wetclothsonthemuntilthepainisnotsobad.Forseconddegreeburns,keepclothscoolbyputtingthembackinabasinofcoldwater,squeezingthemoutandplacingthemontheburnedareaoverandoveragainforaboutanhouruntilthepainisnotsobad. Dr
7、ytheburnedareagently.Donotrub,asthismaybreakanyblistersandthewoundmaygetinfected. Covertheburnedareawithadry,cleanbandagethatwillnotsticktotheskin.Holdthebandageinplacewithtape.Neverputbutter,oilorointmentonburnsastheykeeptheheatinthewoundsandmaycauseinfection. Ifburnsareonarms
8、orlegs,keepthemhigherthantheheart,ifpossible.Ifburnsar
