“…Although the average hair lead content was slightly higher in the industrial area than in the agricultural area, the difference was not statistically significant. On the other hand, data for other countries e.g., the United States (Folio et al, 1982), New Zealand (Creason et al, 1983), Holland (Wibowo et al, 1986), Russia (Revich, 1994) and Saudi Arabia (Ahmed et al, 1989) showed that the hair lead content of residents in urban areas of massive lead contamination was higher than those of rural, uncontaminated areas.…”