Sentence examples for quantities of copper from inspiring English sources

Steel, and smaller quantities of copper, titanium and tungsten, are also recovered.

Minerals have been found in the mountains, but only coal and small quantities of copper are mined.

The nodules form in concentric layers over millions of years and are composed primarily of manganese and iron, with lesser quantities of copper, nickel, and cobalt.

China's first domestic bond default last Friday has sent shockwaves through the copper market, fuelling fears that financing deals that have locked up huge quantities of copper could fall apart.

Since 1930 it has been known that a series of alloys, the Alnicos, containing 6 12 percent aluminum, 14 30 percent nickel, 5 35 percent cobalt, and the balance largely iron, with small quantities of copper and titanium, make the best permanent magnets.

Developing models which are better able to accurately predict the speciation of copper in the environment is important because, although ecosystems require trace quantities of copper to maintain physiological functions [8], at higher concentrations copper is toxic to both plants and animals [9].

In so doing, they form a new quantity of copper sulfate that dissolves in the solution and restores it to its original composition.

A stoichiometric quantity of copper hydroxide was used in order to obtain TRGC composite with 10 wt% CuO loading.

BBC London was given a large quantity of copper cable from BT, which has reported a surge in thefts, for use in an investigation.

A stock standard copper solution of 1000 mg/L was prepared by dissolving an appropriate quantity of copper in a 1-L volumetric flask and making to the mark with deionised water.

Aqueous dispersions of GO (200 mg) and stoichiometric quantity of copper hydroxide were prepared under ultra-sonication for 30 min and rapidly mixed at room temperature in a round-bottomed flask followed by stirring.