Metadata
Author: WikiMatrix
Data
English[en]
On average, lead makes up 23 parts per million of soil, but the concentration can reach 20000 parts per million (2 percent) near old lead mines.
Hungarian[hu]
Talajbelli előfordulása átlagosan 23 ppm, de régi ólombányák közelében ez elérheti a 20000 ppm (2%) értéket is.