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![]() Date: 2011-10-17 11:53:46Natural gas Chemical engineering Natural-gas processing National Oil Corporation Bridas Corporation Energy Energy in Afghanistan Sirte Oil Company Chemistry Jowzjan Province Sheberghan | Add to Reading List |
![]() | Microsoft Word - Title_pg.docDocID: vU2S - View Document |
![]() | 2010 Minerals Yearbook NITROGEN [ADVANCE RELEASE] U.S. Department of the Interior U.S. Geological SurveyDocID: 8Nwj - View Document |
![]() | NITROGEN By George A. Rabchevsky Nitrogen gas comprises almost 80% of the air and occurs in the protein matter of all living things, in many organic compounds, in ammonia and ammonia salts, and in nitrate mineral depositDocID: 8KSu - View Document |
![]() | Nitrogen (fixed)--ammoniaDocID: 2KSB - View Document |
![]() | Nitrogen--fixed (ammonia)DocID: 2KMT - View Document |