Its population of about 500,000 was, however, gaining an expanding industrial ... Iron-making in Pontypool and Bersham, lead and silver mining in Flintshire and Cardiganshire, copper smelting ...

Many other developments in iron processing made smelting much easier. These advancements led to accelerated mass production and increased economic growth in some parts of the world. However, even ...

Episode Two follows the extraordinary rediscovery of an Industrial Revolution ... vast Iron Age hillfort near Welshpool, hidden in dense woodland. Swansea was the world centre of copper smelting ...