Nat Turner led a slave revolt several years before the Civil War. The revolt failed and he was killed. he is known for leading 2 uprises in Virginia in 1831 before getting caught.
Calcium (Ca), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is the most abundant metallic element in the human body and the fifth most abundant element in Earthâs crust.
In third place behind calci â¦ um and phosphorus, Sulphur is the most abundant mineral in the human body. Every single living cell inside the body contains an element of Sulphur and it is also a component of amino acids which are seen as the building blocks of the body.