How It’s Used Bromine is a dark reddish-brown fuming liquid with a pungent odor, its elemental embodiment being a diatomic molecule. The chemical is used in the production of fire retardants; water sanitizer; and certain insecticides. Bromine is also employed in the manufacture of fumigants; dyes; photographic chemicals; and bleaches for fabrics. Further uses include … Continue reading Bromine—and Bromine Monitoring Instrumentation