Voorbeelden van non-ferrous

• The non-ferrous men laboured in hard stable rock that was generally free from methane, but often rich in silica.

• The emergence of non-ferrous metals among the most energy-intensive goods may be attributed to the high electricity intensity of their production process.

• Although the non-ferrous sectors occupied a sound and stable market position in the first half of the nineteenth century, the coal trade overshadowed their economic status.

• As far as the consumption of electric power goes, the most intensive sectors are non-ferrous metals (including aluminium), cement and fertilizers, followed by electricity and iron and steel.

• However, the next four do not come in the same order as the direct energy coefficients, being iron and steel, other non-metallic mineral products, non-ferrous metals and paper.

• The vast bulk of metallic nickel goes to the steel makers, the iron founders and the non-ferrous foundries.

• These are not strategic in the sense that specialised non-ferrous metals, industrial diamonds and industrial sapphires are strategic material.

• The use of corrosion resistant non-ferrous alloy tubes which would effectively solve this problem would add up to £10 million a year to manufacturers' costs.