In children’s story books you’re never in any doubt over who are the baddies.  Just looking at the pictures makes you shiver in your shoes and gives kids nightmares.  In real life, unfortunately, it’s impossible to pick them out.   I was reminded of this when I recently read Bill Bryson’s account of lead, as in lead-based paint, and especially, lead-based petrol.  Lead is bad news.  It accumulates in the body and causes all sorts of problems, to the brain, the kidneys, the nervous system, just about everything in fact, in adults, and… Read More