It is a centre of the iron and steel industries, producing principally cast steel, cast iron, iron pipes, wire and wire ropes, and lamps, with tin and zinc works, coal-mining, factories for carpets, calcium carbide and paper-roofing, brickworks and breweries.
The building and construction trade is an important industry on the Rand, where there are also brickworks, iron and brass foundries, breweries and distilleries.
Collieries and brickworks employ the large industrial population.
The mineral resources of Holland give no encouragement to industrial activity, with the exception of the coal-mining in Limburg, the smelting of iron ore in a few furnaces in Overysel and Gelderland, the use of stone and gravel in the making of dikes and roads, and of clay in brickworks and potteries, the quarrying of stone at St Pietersberg, &c. Nevertheless the industry of the country has developed in a remarkable manner since the separation from Belgium.
They include worsted spinning mills; collieries, ironstone mines, quarries and brickworks; the manufacture of iron and steel, both in the rough and in the form of finished articles, as locomotives, bridge castings, ships' engines, gun castings and shells, &c. The parliamentary borough returns one member.
In the town and its vicinity are numerous steam saw-mills, besides wood-pulp factories, steelworks, brickworks, engineering shops, breweries and joineries, but Sundsvall owes its chief importance to its export trade in timber (6 to 7 million cub.
Its olive oil was the best in Italy, and Cato mentions its brickworks and iron manufactures.
There are also several brickworks and breweries.
It has mineral springs, and the industries comprise fisheries, ironworks and foundries, sulphur furnaces, silkmills, rope walks, match factories, brickworks, flourmills and furniture.