It’s not known how the water managed to seep through the containers. It was an emergency situation. The area’s mayor Mario Antonieta de Brito said at least 66 people were taken to hospital with breathing difficulties. Firefighters worked overnight at the site of the fire. The fire had been controlled but the cargo terminal and nearby homes were evacuated. The State Dock Company of Sao Paulo suspended the port’s operations, stopping ship movement as a precautionary measure. Parts of the city.were contaminated. Authorities warn of acid rain because the chemicals can cause serious burns. Mayor Mario Antonieta de Brito, is warning people to stay indoorsThe container terminal was operated by Localfrio, a logistics company, in Guaruja.