In 1867 the society expended a considerable capital in the erection of smelting furnaces and hydraulic machinery; but until a very recent date, owing to local difficulties, particularly the want of roads, it has not produced any copper.

Wanting coal, we could not have smelted the iron needed to make our engines, nor have worked our engines when we had got them.

But he made them his own by smelting the rough ore into bell metal.

The Weald as it appears to us first, is the secure home of those who first smelted the ironstone in which it abounds, and as such it remained during many ages.

The enthusiastic member of the Academy of Lagado, who had spent eight years in a vain attempt to extract sunbeams from cucumbers, might have found profitable employment in smelting the lead even from light literature, not to speak of richer deposits.

Civilization is accordingly nearly synonymous with centralization, and is caused by mechanical discoveries, which are applications of scientific knowledge, like the discovery of how to kindle fire, how to build and sail ships, how to smelt metals, how to prepare explosives, how to make paper and print books, and the like.