At least 13 people died after a crane accidentally dropped a chlorine gas tank onto a ship at a south Jordanian port.
A video that was shared by state-owned media shows a huge yellow cloud covering a cargo ship.
Swimming pools are one of the ways in which chlorine is utilized. In high concentrations, the gas can be fatal, as seen in the video.
During World War I, German troops used chlorine as a weapon against the French.
More than 200 people were hospitalized after breathing in some of the toxic gas. The spill appears to be limited to the immediate area.
The residents of Aqaba, which is ten miles away from the port, were told to stay at home with the windows and doors closed.
The prime minister visited a nearby hospital to assure the security of workers at the ports and all necessary precautions in relation to hazardous materials.
There is a chlorine gas leak at a port in Jordan.
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