It’s not just gas prices: Some U.S. water utilities are reporting the Middle East war is disrupting their ability to maintain recommended fluoride levels in the drinking water. Over the past few weeks, a few water utilities have said their supply had been disrupted, according to the Association of Metropolitan Water Agencies. … Israel is one of the world’s top exporters of fluorosilicic acid, according to the U.S. Environmental Protection Agency. EPA data also shows the U.S. is among the world’s top five importers of the product. … The number of water utilities affected so far is small, but the shortage is affecting hundreds of thousands of people.