Brent crude prices March 3 are up to $79 a barrel. Iran And Qatar Energy have stopped production of oil. Oil has more flexibility than gas supplies for alternative sources. There are also many tankers and ships inventory on the oceans that has built up which will help big importers like the Chinese who get 5 million barrels a day through these Straits (almost a third of the total 16 million barrels a day China uses). US has offered to insure shipping through its financial institutions and escort tanker traffic through the Straits of Hormuz. It is also taking action to reduce the risk in the Straits.