Oil and Gas

Mining and quarrying includes the extraction of minerals occurring naturally as solids (coal and ores), liquids (petroleum) or gases (natural gas). Extraction can be achieved by different methods such as underground or surface mining, well operation, seabed mining etc.

The sector also includes activities aimed at preparing the crude materials for marketing, for example by crushing, grinding, cleaning, drying, sorting, concentrating ores, the liquefaction of natural gas and the agglomeration of solid fuels.