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Updated: May 8, 2025


Wool, being a non-conductor, is the best material for this mode of locomotion, and should always be adopted for the plains. The coat should be short and stout, the shirt of red or blue flannel, such as can be found in almost all the shops on the frontier: this, in warm weather, answers for an outside garment.

All women had alternatives, and Milly's would doubtless be shaky too; but the national character was firm in her, whether as all of her, practically, by this time, or but as a part; the national character that, in a woman still so young, made of the air breathed a virtual non-conductor.

Caloric has for the same reason a stronger affinity for pure metals than for their oxides. Again, wood is known to be a better non-conductor when reduced to shavings or sawdust than when in the solid state. It is probably on this account that trees are protected by bark, which is not nearly so dense and hard a body as the wood.

Pure silica in the state of hard, rock crystal is a better conductor than bismuth or lead; but if the rock crystal be pulverized, the diffusion of heat through its powder is very slow and feeble. Heat is conducted swiftly and copiously through transparent rock salt, but pulverization converts the solid mass into a good non-conductor.

It is used for certain purposes because it stretches, for others because it is airtight and watertight, for others because it is a non-conductor of electricity, for others because it is shock-absorbing, and for others because it is adhesive. It is on rubber that infants cut their teeth; after all the teeth are gone old age makes use of rubber in plates for false teeth.

Each fibril when retracted becomes a non-conductor, but when extended and in contact with another fibril, or with the body of another cell, it conducts its message as readily as a continuous filament could do precisely as in the case of an electric wire. This conception, founded on a most tangible anatomical basis, enables us to answer the question as to how ideas are isolated, and also, as Dr.

The squire was dreadfully afraid of having to spend as solitary an afternoon as morning. "I am sorry you are not quite well, Fluff," he said, hoping to pacify the angry little maid; "but I suppose it was the storm. Most girls are very much afraid of lightning. It is silly of them; for really in a room with the windows shut glass, you know, my dear, is a non-conductor there is not much danger.

But, so far as carrying messages was concerned, Betsey was certainly a non-conductor. She professed never to be able to run the blockade with any communication of his. She said to herself that she wasn't going to help Jule Anderson to keep all the beaus. She meant to capture one or the other of them if she could. And, indeed, she did not dream how grievous was the wrong she did.

"Now," said he, as he lay resting on his elbows with the rifle laid ready to hand and the revolver beside it; "now, I know not vezer you can smell or not, but I have buried mineself in eart', vich is a non-conductor of smell. Ve shall see!" It soon became very dark, for there was no moon, yet not so dark but that the form of the goat could be seen distinctly reflected in the pond.

To him occurred the idea of keeping the cylinder as hot as the steam used in it. Watt was therefore the inventor of the first of those economies now regarded as absolute requirements in construction. He made the first "steam-jacket," and was, as well, the author of the idea of covering the cylinder with a coat of wood, or other non-conductor.

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