Arsenic. Lead. Mercury. Oh my.

Scrap metal is everywhere. From towering skyscraper demolitions to day-to-day business operations, metal waste piles up quickly—and often goes unnoticed. What many don’t realize is that scrap metal ...

Orphan radioactive sources or other radioactive material are sometimes unintentionally collected as scrap metal destined for recycling. Over the past decades, there have been several accidents ...

Learn about the worsening state of snowpack in the northern Rocky Mountains, which has been contaminated by mercury and other ...

are naturally occurring rocks that contain metal or metal compounds in sufficient amounts to make it worthwhile extracting them.

Bone stores heavy metals that can be released during bone turnover—posing risks during chelation therapy. Learn how to assess ...