Holtzmann, "On the Effect of the Presence of Metals and Metalloids upon the Electric Conducting Power of Pure Copper," Phil.
About a square inch of pure copper, cleaned by sand-paper, is placed in each: to one is added the suspected liquid, to the other an equal bulk of 5 per cent.
If a fragment of pure copper be boiled with pure hydrochloric acid for ten minutes, no discolouration occurs.
Heat them in the triangular crucible, and when the mixture has cooled a button of pure copper will be found, if the ore is rich in this metal.
The silver in this case is not applied to ingots of pure copper, but to an alloy consisting of copper and brass, which possesses the requisite stiffness for the various articles.
Melt 2 parts of pure copper and 1 of grain-tin in separate crucibles, incorporate thoroughly with a wooden spatula, and then run the metal into moulds.
The bronze of the ancients consisted chiefly of pure copperand an alloy of tin.
Most of these early vessels are of bronze; some, however, are of pure copper, mostly covered over with green patina.
Some very interesting brass castings come from Lagos, not at all unlike the Benin modelling, except that they are in brass instead of pure copper.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "pure copper" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
