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
• Frankly, my only concern was that the resident copperhead (don't ask; I've been sworn to secrecy) got out alive.
• 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
• The hanging-wall zone contained 33% of the copper and was the most erratic and discontinuous zone.
• 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
• This Frankfurt-born artist who was based in Rome specialised in biblical and mythological subjects in oil on copper panels.
• Ky nodded, and pulled out a beaten coin - a copper coin, not wood, I think.
• In a richly ornamented setting with animals and plants on a red background, in 14 copper rosettes placed between lacunars, there are the Wise Virgins and Foolish Virgins of the New Testament parable; the former hold lighted lamps, the latter have lamps already extinguished.