文档介绍：MENDEDPRACTICE49THIRDEDITION,MAY2001REAFFIRMED,MENDEDPRACTICE49THIRDEDITION,-ularcircumstances,local,state,,manufacturers,orsupplierstowarnandproperlytrainandequiptheiremployees,andothersexposed,concerninghealthandsafetyrisksandprecautions,norundertakingtheirobligationsunderlocal,state,orfed--ticularmaterialsandconditionsshouldbeobtainedfromtheemployer,themanufacturerorsupplierofthatmaterial,,byimplicationorotherwise,forthemanufacture,sale,oruseofanymethod,apparatus,orprod--,APIstandardsarereviewedandrevised,reafÞrmed,orwithdrawnatleasteveryÞ-ÞveyearsafteritspublicationdateasanoperativeAPIstandardor,whereanextensionhasbeengranted,[telephone(202)682-8000].AcatalogofAPIpublicationsandmaterialsispublishedannuallyandupdatedquar-terlybyAPI,1220LStreet,.,Washington,-atenotiÞcationandparticipationinthedevelopmentalprocessandisdesignatedasanAPIstandard.-mentsandquestionsconcerningtheproceduresunderwhichthisstandardwasdevelopedshouldbedirectedinwritingtothestandardizationmanager,AmericanPetroleumInstitute,1220LStreet,.,Washington,-