Vaca Muerta, Argentina, November 23, 2015: Extraction of unconventional oil. Water tanks for hydraulic fracturing. Vaca Muerta, Argentina, November 20, 2015: Extraction of unconventional oil. Water tanks for hydraulic fracturing. A working oil extraction point in the middle of the ocean Oil offshore platform in the sea. Extraction of oil on the shelf. Different types of drill bits used in the oil exploration industry and spare parts in the background, ready to use in the closed warehouse area Different types of drill bits used in the oil exploration industry and spare parts in the background, ready to use in the closed warehouse area Close-up view of different types of drill pipes used in the oil exploration industry, ready to use in the closed storage area