I think you mean bromine, which is a chemical element, in the halogen group, atomic number 35. It is a red, volatile liquid at room temperature.
An element (chemical symbol Br) that occurs in nature as a toxic liquid that produces a highly irritating vapor. It is used in dyes, in developing photographs, and as an additive in gasoline.
Bromine is a nonmetallic chemical element which bears the distinction of being the only nonmetallic element which is liquid at room temperature. It is highly toxic and extremely reactive, requiring extreme care when it is handled. Bromine is used in an assortment of industrial compounds and cleaners, and it is readily available from a number of sources. If you have a swimming pool or hot tub, you may already be familiar with bromine in the form of bromine tablets which are used to treat water.