"We are proceeding with it cautiously ... we are experimenting with two nuclear reactors," Prince Abdulaziz bin Salman said at a conference in Abu Dhabi.
Saudi Arabia has said it wants to tap nuclear technology for peaceful uses. But enrichment of uranium is a sensitive step in the nuclear fuel cycle because it can open up the possibility of military uses of the material, the issue at the heart of Western and regional concerns over Iran's atomic work.