copper

How To Use copper In A Sentence

• By adding the chlorides of strontian, uranium, potassium, sodium, iron, or copper to the liquid, various effects may be produced, and these bodies will be found to produce the same color on the plate that their flame gives to alcohol. American Hand Book of the Daguerreotype
• From the combined results Thomas's group estimated an average particle size of 100 for the copper metal aggregates.
• Made chiefly from riveted stainless steel and copper sheeting, these free-standing works are occasionally complemented with wood.
• Copper is known to be taken into solution as copper sulphate at the surface, and to be redeposited as chalcocite where these sulphate solutions come in contact with chalcopyrite or pyrite below. The Economic Aspect of Geology
• She was already well on her way to becoming an amazon beauty, with long slender legs, perfect, glowing skin and light brown hair with copper streaks cascading over her broad shoulders.
• Chapter VI. that the use of metallic copper in the construction of acetylene apparatus is not permissible or judicious, because the gas is liable to form therewith an explosive compound known as copper acetylide; it might seem, therefore, that the employment of a copper salt for purification courts accident. Acetylene, the Principles of Its Generation and Use
• Frankly, my only concern was that the resident copperhead (don't ask; I've been sworn to secrecy) got out alive.
• At a depth of fifteen fathoms it was six feet wide and contained 76% copper.
• Its traditional copper pots and pans combine efficient heat conductivity with cleanability. Times, Sunday Times
• It engages in iron ore mining, pellet production, manganese ore mining and ferroalloy production, as well as in the production of nonferrous minerals, such as kaolin, potash, copper and gold. Five BRIC Strength Stocks