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.
Gradually other tribes speaking Indo-European languages spread throughout Europe. From an early date Germans are established in Denmark and southern Sweden. Balts settle along the southern and eastern coast of the Baltic Sea.