Breast milk is regarded as an ideal source of nutrients for the growth and development of neonates. but it can also be a potential source of pollutants. Mothers can be exposed to different contaminants as a result of their lifestyle and environmental pollution. Mercury (Hg) and arsenic (As) could adversely affect the development of fetal and neonatal nervous system. https://iwbnixchdne8.timeblog.net/70688126/fractional-differencing-in-stock-market-price-and-online-presence-of-global-tourist-corporations