Sulfur

CAS Number: 7704-34-9. Tends to appear as a yellowish solid.
Pure sulfur has no odor, but traces of impurity may create a
rotten egg odor. Sulfur is used widely in the creation of other
chemicals and in industrial and manufacturing applications, and
is therefore rarely found in pure form. Most sulfur is used to
create sulfuric acid. Chemical formula = S. Molecular weight =
32.065 g/mol.