Petroleum derivative aliphatic hydro-carburant (first distillation naphtha or kerosene). Used as painting, varnish, and oil solvent, in dry-cleaning, and car washing.Odor is so intense that it may prevent intoxication. Stop nursing for a variable time period if intoxication on the mother is suspected (TLV-STEL<125ppm). Those mothers laborally exposed may nurse whenever legal regulations on facility ventilation are accomplished. Keep TLV-TWA under 100ppm (525mg/m3). Let mother’s blood be tested as indicated. 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).