The aquarium at Jerusalem’s Biblical Zoo was evacuated on Monday over a potential hazardous material leak.
There were no casualties reported in the incident.
According to the Walla news site, there was a strong smell of chlorine during a routine disinfection of the aquarium at the zoo.
Channel 13 news reported that it appeared the incident had been caused by the incorrect mixing of chemicals during the cleaning process.
Visitors and staff were evacuated from the area, while fire and rescue services came to the scene to ensure it was safe.