Muntok is site of the biggest tin smelter on the world.

These corporations were involved in funding the development of synthetic rubber, construction and operation of a tin smelter, and establishment of abaca (Manila hemp) plantations in Central America.

IN the 18th century in England's Cornwall, tin smelters would stand around a basin of the silvery liquid as a huge block of wood dropped into it and sent up a fountain of molten metal.

The first tin smelter outside of Europe was opened in Texas City becoming one of the world's main suppliers.

However, the level of tin in plants can reach 2000 parts per million if the plants are near a tin smelter.

By the 1920s he had also bought out Chilean interests in his mining company and went on to buy tin smelters in England and Germany.

The slag from the tin smelters then contains economically useful amounts of tantalum, which is leached from the slag.

The family had amassed wealth by trading in tin, wood and gorse(furze) used by the tin smelters, and in 1620 bought and began extending Lanhydrock House near Bodmin as the family seat.

Tin production is an Indonesian government monopoly, and there is the biggest tin smelter at Muntok.

The Melton plant was a tin smelter of worldwide significance, producing 10% of world output at its peak.