A leading American environmental health researcher JACK CARAVANOS said the scale of lead contamination in Kabwe is unprecedented.
A report published by the Guardian newspaper in the country blamed the situation on the legacy of nearly a century of lead mining in the town.
It said the discharge from the smelter contaminated the soil, which can then affect the children who play outside.
It may interest you to note that lead poisoning can restrict the development of the brain.
