The word "ferrous" is correct in written English.
It is used to describe substances that contain iron, particularly in scientific or technical contexts.
Example: "The ferrous materials in the construction contributed to the building's strength."
Alternatives: "Iron-containing" or "Iron-based."
Consumption in China has risen at an average rate of 15% a year since the turn of the century, and at 689m tonnes last year it made up almost half of the world's total usage.Alas, the ferrous fiesta may soon fade.
After identifying clusters of these personal effects, which seemed to mark the main lines of battle, researchers went back to looking for ferrous materials and started finding a concentration of arrowheads.A few of the men were clenching their teeth so tightly that bits of them splintered offArrows were not the only things flying through the air that day.
It says its ferrous batteries are not only much cheaper but can also be recharged to 50% of their capacity within ten minutes.
The bacteria change one form of iron found within the ore (ferrous iron) to another (ferric iron) and tap the energy released.
Although a large part of the increase was due to dearer petroleum products, prices of ferrous and non-ferrous metals rose as well.Consumer-price inflation increased in Britain to 2.5% in the year to September, its fastest pace since the current index was launched in January 1997.
Each part is a book, in this case a 512-page tome on ferrous metallurgy by Donald B. Wagner, the 24th book in the series.
But while many of us have sat through discussions of house prices at dinner parties, few would risk pensions as a conversational gambit (Mrs Buttonwood, who regards the subject as about as fascinating as non-ferrous welding, would kick your blogger under the table if he attempted to do so).
Looking for non-ferrous items things like badges, belt buckles, buttons, pendants and coins that would have been ripped off during the fighting proved to be much more fruitful.
BHP Billiton announced that Marius Kloppers (right) would step down in May and be replaced by Andrew Mackenzie, who heads BHP's non-ferrous metals division.
Acquiring it would give all the likely suitors a bigger global footprint, important for any ambitious exchange group, and a ready-made business in non-ferrous metals, demand for which has rocketed on the back of China's rise.In this section The tail that wags the elephant Making no cents A rude awakening Frontier mentality Furiouser and furiouser Shhhh!
Sandra Carey, of the British non-ferrous-metal lobby, sees it as the EU's most important legislation ever.
