KUWAIT CITY, March 24: The Organization of the Petroleum Exporting Countries (OPEC) Secretary General Haitham Al Ghais described calls to abandon oil as “wrong and unrealistic,” because oil, which represents 31 percent of the global energy mix, has undoubtedly been the “lifeblood of modern life.” Al Ghais, in an interview with KUNA, said oil would continue to play an “important and vital” role in international markets for decades to come. “Abandoning it is not easy,” he added. He said oil