A tanker called the El Gaia was attacked in the Strait of Hormuz and two of its crew are missing. Saudi Arabia's East-West pipeline, which was carrying 4 to 5 million barrels a day, is shut after a drone strike.
Brent crude, the main world oil price, reached $109.39 on Tuesday. Drivers in the United States have paid about $107 billion extra for fuel since 28 February.
The US Environmental Protection Agency finalised the repeal of carbon limits on coal and gas power stations on Monday. It also proposed cancelling every remaining greenhouse-gas rule for the power sector.
The US Federal Trade Commission removed the statement that made health apps warn their users about a breach. From next month US airlines need not pay for a hotel when a cyberattack cancels a flight.
A gene therapy for deafness was approved on a single study of twelve children. The head of the US drug regulator says one trial rather than two will become the default for approving a medical product.
The US commerce secretary has threatened tariffs of up to 100% on South Korean and Taiwanese chipmakers that do not build in America. SK Hynix is in talks to make memory chips inside Intel's unfinished Ohio plant.
The US Commerce Department set anti-dumping rates of 123% on Indian solar producers and 94% on Indonesian ones. BYD, the Chinese company that sells more electric cars than anyone, said it will build electric trucks inside Europe to get past tariffs.
Ivory Coast made an electronic card compulsory for every cocoa purchase on 1 September, because Europe will soon refuse beans it cannot trace to a plot of land.
The truth: The US defence department's own auditor and the US Congress's budget office both published accounts of the Iran war this week, and both contradict what President Donald Trump has been saying: the US is short of advanced missiles, and the war has cost $38bn up to 1 August.
The truth: The US central bank is raising borrowing costs today mainly because a war shut Saudi Arabia's main oil pipeline on 11 September and fuel got dearer.
The truth: Europe's parliament voted on Tuesday to charge its carbon border fee on scrap aluminium and on loads as small as five tonnes, so that light car and door parts stop slipping past it.
The truth: The US drug regulator is close to being handed the first psychedelic medicine to approve, and this week's public meeting was not about whether psilocybin or LSD work.
The truth: Britain's regulator found that car dealers were allowed to set the interest rate on loans they sold and were paid more for setting it higher, and it ordered 9.1 billion pounds of compensation on 12.1 million agreements.
The truth: The fired workers say Rockstar had someone inside their private union chat for 21 months, and that the sackings began twelve days after the union crossed the 10% of staff that forces a UK company to bargain.
The truth: Ivory Coast has told every cocoa buyer to record each purchase on an electronic card, and the traders say the card readers have not reached the villages.