When covalent bonds link long chains of atoms in large molecules, however ( as in polymers such as nylon ), or when covalent bonds extend in networks though solids that are not composed of discrete molecules ( such as diamond or quartz or the silicate minerals in many types of rock ) then the structures that result may be both strong and tough, at least in the direction oriented correctly with networks of covalent bonds.

When Arsinoe IV, Egypt's former queen, was paraded in chains, the spectators admired her dignified bearing and were moved to pity.

When Zeus ordered Thanatos to chain up Sisyphus in Tartarus, Sisyphus tricked Thanatos by asking him how the chains worked and ended up chaining Thanatos ; as a result there was no more death.

When his colleagues Eugen Bamberger and Friedrich Tschirner characterized the white, waxy, substance that he had created they recognized that it contained long-CH < sub > 2 </ sub >- chains and termed it polymethylene.

When glycogen stores are not available in the cells, fat ( triacylglycerol ) is cleaved to provide 3 fatty acid chains and 1 glycerol molecule in a process known as lipolysis.

When it is pulled back, it reveals an apparently naked Jagger with chains around his ankles.

When decorin molecules are bound to a collagen fibril, their dermatan sulfate chains may extend and associate with other dermatan sulfate chains on decorin that is bound to separate fibrils, therefore creating interfibrillar bridges and eventually causing parallel alignment of the fibrils.

When heated in the correct conditions, these chains bond side-to-side ( ladder polymers ), forming narrow graphene sheets which eventually merge to form a single, columnar filament.

When the Allies ' peace terms became known, Constantin Fehrenbach denounced them and claimed " the will to break the chains of slavery would be implanted " into a generation of Germans.

When warned by Judge Bürger to behave himself in court, Dimitrov stated: " Herr President, if you were a man as innocent as myself and you have passed seven months in prison, five of them in chains night and day, you would understand it if one perhaps becomes a little strained.

When the light chains are phosphorylated, they become active and will allow contraction to occur.

When water-soluble polymers are used as stabilizers instead of soap, the repulsion between particles arises because these water-soluble polymers form a ' hairy layer ' around a particle that repels other particles, because pushing particles together would involve compressing these chains.

When separate chains interact cooperatively, as in forming crystalline regions in solid thermoplastics, a different mathematical approach must be used.

When the besieged officials brought Ma Mingxin, wearing chains, to the Lanzhou city wall, to show him to the rebels, Su's Salars at once showed respect and devotion to their imprisoned leaders.

When cooled, these interactions remain and the network of PVC chains cannot reform ( as is present in unplasticised PVC, or PVC-U ).

When clipped in, daisy chains should not be shortened by clipping in another pocket to the same carabiner.

When word arrived that the Glorious Revolution had placed William and Mary on the throne, the citizens of Boston arrested Andros and sent him back to England in chains.

When the chains were removed the top half of the spur on Falklands's right boot was broken off, the damage can be seen to this day.

When he awoke from his dream, he discovered that this was indeed true and he was free of his chains.

When both side chains and secondary functional groups are present, they should be written mixed together in one group rather than in two separate groups.

When they finally reach New York City, Kong is put on display in a beauty and the beast farce, bound in chains with a large crown on his head.

When the fluid is contained between two poles ( typically of separation 0. 5 – 2 mm in the majority of devices ), the resulting chains of particles restrict the movement of the fluid, perpendicular to the direction of flux, effectively increasing its viscosity.

When retailers continued to remain silent on the price differential, Coughlan sent in the Competition Authority to investigate supply chains in the retail sector.

When they were closer and he saw that one was a woman, he was more puzzled than ever.

When they were finally satisfied, Jones said, `` I think he's going to give us work ''.

When they were ready to leave, Benson and Ramey walked back around the rear of the trailer.

When they reached the school, a gang of boys and girls were already there playing `` crack the whip '' in front of the schoolhouse.

When these had been pocketed, we could still spend a morning cracking open other pebbles for our delight in seeing how much prettier they were inside than their dull exteriors indicated.

When he discovered they had received from the Company's Court of Directors no permission to live in India, coupled with the fact that they were Americans who had been sent to Asia to convert `` the heathen '', he became more belligerent than ever.

When Prudence and Blackberry were too young to be trusted in the dining room, they were tied to the radiator with their leashes, and they would cry.

When they were first written, there was evidently no thought of their being published, and those which refer to the writer's love for Mrs. Meynell particularly have the ring of truth.

When their levies came shambling into camp, they were all elbows, hair, and beard.

When, in March, 1640, the two towns were united under Coddington, Gorton claimed the union was irregular and illegally constituted and that it had never been sanctioned by the majority of freeholders.

When the negotiations began, his quarrel with the king of France was temporarily in abeyance, and he had no intention of reviving it so long as there was hope that French money would come to pay the troops who, under Charles of Valois, the papal vicar of Tuscany, were so valuable in the crusade against the Colonna cardinals and their Sicilian allies.

When these chores were finished, only then, was she allowed whatever freedom she could find.

When Sir Edward Greville enclosed the town commons on the Bancroft, Quiney and others leveled his hedges on January 21, 1600/1, and were charged with riot by Sir Edward.

When it was over, eight of his company were still alive and all eight were wounded.

When the stock exchange opened this morning, many dealers were quick to purchase shares in Douglas, Lockheed and United Aircraft and prices rose substantially.

When the end did come, and the schools were disbanded and abandoned, we felt and hoped that the machinery of psychological warfare would not be allowed to rust.

When we got there, Trig and the Negro were quarreling over possession of a gold crucifix around the neck of a wounded Filipino.

When it was proposed to rebuild the church, Wilson found that the terms for a new mortgage were very high.

When something unexpected happened, one always asked for water if one were a woman, brandy if one were a man.

When Papa's slender fingers removed the spectacles, there were red indentations on the bridge of the strong nose.

When the telephone rang on the day after Hino went down to the village, Rector had a hunch it would be Hino with some morsel of information too important to wait until his return, for there were few telephones in the village and the phone in Rector's office rarely rang unless it was important.

When values of temperature derived with this instrument were compared with the accepted values associated with liquid helium-4 vapor pressures, differences of about 10 and 7 millidegrees respectively were found.