It is naturally found as a bromide, and, industrially used on processing fuels, natural gas, photography fluids, and as a tranquilizer (not longer recommended). Bromide liberates a red steam that is irritant and may enter the breast milk. Eczema and somnolence have been described. Mothers who would be labor exposed (photographic film development) should receive enough ventilation. Monitoring of blood level may be considered. Benefits of breastfeeding are largely more important than risk related to the presence of mild level environment pollutants in human milk, in many instances, they are at lower content than those found in cow’s milk or other foods. (Codex alimentarius FAO-WHO).