According to the RMF FM, 14 people have been evacuated in connection with the incident. The four of them are under medical supervision. The individuals are complaining of a headache and nausea.
The reports were later confirmed by Poland's State Fire Service.
"A total of 14 people were hospitalized after a chemical leak that occurred in the cargo terminal in Warsaw," the statement read.
Currently, a group of specialists is studying the substance.
Warsaw Frederic Chopin Airport, located near the Polish capital, is the largest in the country. According to the statistics, it handles just up to 40% of the country's air passenger traffic, with at least 16 million people using it in 2017.