Emergency services raced to Grande Parade, Brighton shortly after midnight on Friday following reports of a strong ammonia smell at a residential property.
The serious incident prompted swift action from police, firefighters, and paramedics to ensure public safety.
Firefighters from Brighton, Roedean, and Hove stations joined Sussex Police and South East Coast Ambulance Service to manage the hazard.
Police quickly closed Grande Parade as a precaution, allowing emergency teams to work without obstruction and keeping the public safe.
The road closure lasted approximately one hour while crews secured the area and made it safe for residents and passersby.
During the disruption, local traffic was redirected to alternative routes to ease congestion.
Sussex Police continue to investigate the cause of the ammonia leak and have committed to providing updates as the inquiry progresses.
Originally published by UKNIP.