Assertion: lead | /r/HasProperty | pb
Facets:
Source sentences:
text: Lead (Pb) , a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table .
text: While acute poisoning of lead (Pb) can cause abdominal pain, weight loss, vomiting and even death, the majority cases of Pb exposure in children are chronic and low-dose," said Lu.
text: Lead (Pb) is an elemental heavy metal found naturally in the environment as well as in manufactured products.
text: Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury).
text: Lead (Pb) is one of the first metals to have been used by humans, dating back to about 6500 BC.
text: The molecule consists of a single atom of lead (Pb) bonded to four ethyl groups (CH 2 CH 3 ) through a carbon (C) atom.
text: Lead oxides are a group of inorganic compounds with formulas including lead (Pb) and oxygen (O).