A chemical plant in Fort Smith, Arkansas, had been producing a sulfuric acid-based product since opening in November 2024, when a tank ruptured on May 2, spilling corrosive chemicals into a nearby creek. The fallout killed thousands of fish, crossed state lines, and damaged a city fire truck, raising questions about how the facility could operate without required permits or chemical disclosures. Here's what to know Before the May 2 spill, Georgi…