From Wikipedia:
‘Lead’s symbol Pb is an abbreviation of its Latin name plumbum for soft metals; the English words “plumbing”, “plumber”, “plumb”, and “plumb-bob” also derive from this Latin root.’
![Plumbum Plumbum](http://www.joanko.net/blog/wp-content/uploads/2012/10/IMG_11601-400x300.jpg)
From Wikipedia:
‘Lead’s symbol Pb is an abbreviation of its Latin name plumbum for soft metals; the English words “plumbing”, “plumber”, “plumb”, and “plumb-bob” also derive from this Latin root.’