Wrong chemical mixture prompts evacuation at Swanton High School in Ohio

On 2026-05-07, Swanton High School in Swanton, Ohio was evacuated after the wrong chemicals were mixed in a chemistry lab, creating an acidic smell and prompting a hazmat response. Officials said no hazardous material was found and no one was hurt, and the campus later received an all-clear. The main entrance was closed during the investigation and evening events were canceled.