Despite being a useful metal, lead is highly toxic and difficult to detect: its fumes and dust are odorless, and exposure to them does not immediately cause overt symptoms in most cases. The good news ...

Whether its lead from old buildings, arsenic from contaminated food or strontium fallout from a nuclear explosion, heavy ...

With well-designed and optimized equipment and procedures there is no need for routine use of lead aprons for the patient in dental radiology. Lead aprons may provide some protection in the rare case ...