Purer form of coal and contains a majority of carbon, is produced from coal artificially :
ACarbon steel
BCoke
CCreep
DGraphite
ACarbon steel
BCoke
CCreep
DGraphite
Related Questions:
Identify the disease/disorder not related to Kidney:
(i) Renal calculi
(ii) Gout
iii) Glomerulonephritis
iv) Myasthenia gravis