Lead has been in use for thousands of years because it is easy to get from the ground and easy to shape . It was used by the Romans for drinking vessels and pipes. Lead is a gray blue metal that gets changed easily in to dull gray colour. Lead is a metal which is used in lead acid batteries. lead Annual world production was 8 million tons in 2008.
Exposure to lead causes adverse clinical health effects. The usage of the metal had been restricted for many applications in the past decade.