Belte r r a Cor p or at ion S afety M an ual D oc I D C H S M BE L 2 0 1 7 Pa g e 2 28 of 53 8 HYDROG EN SULFI DE AW ARENE S S CONTING EN CY PROG RA M Doc u m e n t Identif icat ion S E L 032 P age Nu m b e r 1 of 6 Doc u m e n t C r e ation Dat e Ma y 12 2015 Im p le m e n tat ion Dat e J une 30 2015 10 P U R P OS E AN D SCOPE The purp ose of this s a fe t y e l e ment is to ensur e tha t ef fe c ti ve sa f e wor k pr a c ti c e s a re us e d to prote c t B e lt e r ra e mpl o y e e s fr om oc c upa ti ona l ex posure s t o h y dro ge n sul fide H 2S This s a fe t y e leme nt wil l e stablis h the r e quire m e nts for the r e c o g nit ion c ontr ol of H 2S a nd c ompl y with B e lt e rr a other re g ulator y r e quire ments whe re a ppli c a ble H y d ro g e n S ulfide is a c ol orle ss fla mm a ble g a s h a v ing a n of fe nsive odo r a nd a swe e ti sh t a ste I t i s hi ghl y tox ic a nd ha z a rdous a s it is hea vier than a ir S hould t he re be a sourc e of i g n it ion pre se nt i t m a y c a tc h fir e quickl y H2S i s e x pl osive w he n it is i n c onc e ntra ti ons of 43 to 46 by volum e in air Th e a uto ig nit ion t e mper a tur e is 26 0 C H2s ha s a n odor sim il a r t o rotten e gg s How e v e r t his s c e nt wil l qui c kl y de a de n the se nse o f sme ll making smell a n unr e li a b le de tec ti on method Use onl y a ppr ove d de te c ti on e quipm e nt t o c he c k on c onc e ntr a ti ons pre se nt i n the a tm osphe re This m a y r e quire a job bein g shut down until the ha z a rd ha s be e n e li mi na ted 20 ROL E S AN D R E S P ONS IB IL I T E S 21 Ma na g e ment r e sponsi bil it ies inc lude P rovide s lea de rship a nd s uppor t t o e nsure that the H y d ro g e n S ulfide pro g r a m i s full y im pleme nted P rovide tra ini ng a nd pr o pe r Per sona l P rote c ti ve E quipm e nt