Sent_en: 2fil The initial investigation concluded the disaster to have been a dust explosion that ignited under the silos, but investigators from the U.S. Chemical Safety Board (CSB) and the Occupational Health and Safety Administration (OSHA) have been hampered as OSHA declared them to be unsafe after the accident.
Sent_yy: Tinapos ng unang imbestigasyon na sakuna ay sanhi ng pagsabog ng mga alikabok na sumiklab sa ilalim ng imbakan ngunit ang mga imbestigador galing sa U.S. Chemical safety Board (CSB) at Occupational Health and Safety Administration ( OSHA) ay napipigilan dahil ideneklara ng OSHA na hindi na ligtas ang pagawaan pagkatapos ng aksidente.