Overview

• Local authorities and Main-Echo report a metal part fell into a bath containing about 6,000 liters of nitric acid, producing the yellow cloud.
• Police revised the injury count from two to at least four people as the response unfolded.
• Residents in nearby Aschaffenburg were told to stay indoors with windows closed before the advisory was later canceled.
• Roughly 300 firefighters, about 50 other emergency responders, and 15 police officers deployed, including hazmat and decontamination teams.
• Measurements at the site and several kilometers away detected no airborne pollutants, and the exact cause remains under investigation.