Study Finds Metals In Placenta Due To Air Pollution
30/09/2020 · London is often known as one of the worst airpolluted areas in the UK. It's no wonder that many of the particles that were found in the study happened to be carbonbased. But, disturbingly, researchers also found trace amounts of metals. The metals include silica, phosphorus, calcium, iron, and chromium in the 15 donated placentas.