阅读理解Inthepastindustrieshadmorefreedomthantheyhavenowandtheydidnotneedtobeascarefulastheymusttoday．Theydidnotneedtoworryalotaboutthesafetyofthenewprod

　　阅读理解

　　Inthepastindustrieshadmorefreedomthantheyhavenowandtheydidnotneedtobeascarefulastheymusttoday．Theydidnotneedtoworryalotaboutthesafetyofthenewproductsthattheydeveloped．Theydidnothavetopaymuchattentiontothehealthandsafetyofthepeoplewhoworkedforthem．Oftennewproductsweredangerousforthepeoplewhousedthem；oftenconditionsintheworkplacehadverybadeffectsonthehealthoftheworkers．

　　Ofcoursesometimestherewererealdisasterswhichattractedtheattentionofgovernmentsandwhichshowedtheneedforchanges．Alsoscientistswhoweredoingresearchintothehealthofworkerssometimesproducedinformationwhichgovernmentscouldnotignore．Atsuchtimestherewereinquiriesintothecausesofthedisastersortheproblems．Newsafetyruleswereoftenintroducedasaresultoftheseinquiries；howeverthenewrulescametoolatetoprotectthepeoplewhodiedorwhobecameseriouslyill．

　　Todaymanygovernmentshavespecialdepartmentswhichprotectcustomersandworkers．IntheUSforexamplethereisadepartmentwhichtakeschargeofnewairplanesandgiveswarningsaboutpossibleproblems．Italsomakestherulesthataircraftproducersmustfollow．Anotherdepartmentcontrolsthefoodsanddrugsthatcompaniessell．Athirddepartmentlooksattheplaceswherepeopleworkandthenreportsanycompaniesthatarebreakingthelawswhichprotectthehealthandsafetyofworkers．Ofcoursenewgovernmentdepartmentsandnewlawscannotpreventeveryaccidentorillnessbuttheyarehavingsomegoodresults．Ourworkplacesaresaferandcleanerthanbefore．Theplanesandcarswhichweusefortravelarebetter．Producersarethinkingmoreaboutthesafetyandhealthofthepeoplewhobuyandusetheirproducts．

　　(1)

　　Themaintopicofthepassageis________．

　　[]A．

　　conditionsintheworkplace

　　B．

　　the