INTRODUCTION
Individualswithchronicrespiratorydiseases,asthma,bronchialmedicalproblemsorhistoriesofallergicdiseases
shouldnotworkwithornearuncuredmaterials.
Thecomponents,vapours,spraymistscancausedirectirritation,sensitivityreactionsandmaybetoxicorharmful.
Vapoursandspraymistsmustnotbebreathed.Thesematerialsmustbeappliedwithadequateventilationandres-
piratoryprotection.Donotremoverespiratorimmediatelyafterspraying,waituntilvapour/mistshavecleared.
Burningoftheuncuredcomponentsandthecuredfoamscangeneratetoxicandharmfulfumes.
Smoking,openamesortheuseofelectricalequipmentduringfoamingoperationsanduntilvapours/mistshave
clearedshouldnotbeallowed.
Anyheatcuttingofcuredfoamsorpartiallycuredfoamsshouldbeconductedwithextractionventilation(seeBody
Section44LegalandSafetyAspects).
FUELS
seeFire,LegalAspects,Chemicals-General,Solvents.
Usedasfuelsandcleaningagents.
Gasolene(Petrol).
Highlyammable.
Swallowingcanresultinmouthandthroatirritationandabsorptionfromthestomachcanresultindrowsinessand
unconsciousness.Smallamountscanbefataltochildren.Aspirationofliquidintothelungs,e.g.throughvomiting,
isaveryserioushazard.
Gasolenedriestheskinandcancauseirritationanddermatitisonprolongedorrepeatedcontact.Liquidintheeye
causesseveresmarting.
Motorgasolenemaycontainappreciablequantitiesofbenzene,whichistoxicuponinhalationandtheconcentrations
ofgasolenevapoursmustbekeptverylow.Highconcentrationswillcauseeye,noseandthroatirritation,nausea,
headache,depressionandsymptomsofdrunkenness.Veryhighconcentrationswillresultinrapidlossofconscious-
ness.
Ensurethereisadequateventilationwhenhandlingandusinggasolene.Greatcaremustbetakentoavoidtheserious
consequencesofinhalationintheeventofvapourbuilduparisingfromspillagesinconnedspaces.
Specialprecautionsapplytocleaningandmaintenanceoperationsongasolenestoragetanks.
Gasoleneshouldnotbeusedasacleaningagent.Itmustnotbesiphonedbymouth.
Kerosene(Parafn)
Usedalsoasheatingfuel,solventandcleaningagent.
Flammable.
Irritationofthemouthandthroatmayresultfromswallowing.Themainhazardfromswallowingarisesifliquidaspi-
rationintothelungsoccurs.Liquidcontactdriestheskinandcancauseirritationordermatitis.Splashesintheeye
maybeslightlyirritating.
Innormalcircumstancesthelowvolatilitydoesnotgiverisetoharmfulvapours.Exposuretomistsandvapoursfrom
keroseneatelevatedtemperaturesshouldbeavoided(mistsmayariseinde-waxing).
Avoidskinandeyecontactandensurethereisadequateventilation.
Gas-Oil(DieselFuel)
seeFuels(Kerosene).
Combustible.
Grossorprolongedskincontactwithhighboilinggasoilsmayalsocauseseriousskindisordersincludingskincancer.
GASCYLINDERS
seeFire.
Gasessuchasoxygen,acetylene,carbondioxide,argonandpropanearenormallystoredincylindersatpressuresof
upto140bar(2000lb/in2)andgreatcareshouldbetakeninhandlingthesecylinderstoavoidmechanicaldamageto
themortothevalvegearattached.Thecontentsofeachcylindershouldbeclearlyidentiedbyappropriatemarkings.
Cylindersshouldbestoredinwellventilatedenclosures,andprotectedfromiceandsnow,ordirectsunlight.Fuel
gases(e.g.acetyleneandpropane)shouldnotbestoredincloseproximitytooxygencylinders.
Careshouldbeexercisedtopreventleaksfromgascylindersandlines,andtoavoidsourcesofignition.
Onlytrainedpersonnelshouldundertakeworkinvolvinggascylinders.
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