How do you make chlorine?
OK, in practice it is a bit more complicated and chlorine production plants are high-tech electrochemical facilities. They are built with state-of-the –art technology for maximum safety and environmental protection.
But basically, the process remains the same: you start with brine (a solution of salt in water) and you send an electric current through it. The products you will get are chlorine (gas), caustic soda and hydrogen - all basic but extremely useful chemicals that are used in hundreds of chemical and pharmaceutical processes.
Read and learn more