Ronald F. Broadhead, New Mexico Bureau of Geology and Mineral Resources, a. Division of New Mexico Institute of Mining and Technology. INTRODUCTION. The oil and natural gas that are produced from oil and gas fields reside in porous. and permeable rocks (reservoirs) in which these liquids have collected and accumulated.
Germans (German: Deutsche) are a Germanic ethnic group native to Central Europe, who share a common German ancestry, culture and history, and speak the German language as their native language.
Definition of German. 1  1 : a member of any of the Germanic peoples inhabiting western Europe in Roman times. 2  2a : a native or inhabitant of Germanyb : a person of German descentc : one whose native language is German and who is a native of a country other than Germany.