Traces of lead are laced throughout the UK. It's in soil, in water, in food, in our housing, and it's poisoning people, potentially millions. In some cases, leading to slow brain development, chronic illness, and even death.I've traveled the country talking to people whose lives have been turned upside down by lead poisoning. Some who live in the countryside close to old lead mines, others living in houses, both old and new, in cities nowhere near them. They represent a threat that no one else seems to be t ...