"The location that the Substance comes from, including both extraction sites and emission/production sources.\nIt retrieves most of the expensively generated heat from flue gases and puts this heat back into the system.\n The transport of Iraqi petroleum and petroleum products through the Kirkuk- Yumurtalik pipeline in Turkey is authorized by paragraph 1 a."^^ . "Source"^^ . . . . . . . . . "Extra-Thematic"^^ . .