Furnace example sentences

In most villages, furnaces fell into disuse and the amount of iron produced came down.The master blacksmith and his apprentice still sat on their bench, and iron and charcoal still glowed in the furnace.Francis Buchanan who toured through Mysore in 1800, a year after Tipu Sultan s death, has left us an account of the technique by which Wootz steel was produced in many hundreds of smelting furnaces in Mysore.Non-biodegradable wastes are generated by thermal power plants which produce fly ash; integrated iron and steel plants which produce blast furnace slag and steel melting slag.The raw material is put in the blast furnace where it undergoes smelting (Figure 6).It is the centre of India's glass-blowing industry where families have spent generations working around furnaces, welding glass, making bangles for all the women in the land it seems.Thus, the presence of the baker s furnace in the village is absolutely essential.During one of the long dark evenings just before Christmas, the master smith and his helper sat in the dark forge near the furnace waiting for the pig iron, which had been put in the fire, to be ready to put on the anvil.None of them know that it is illegal for children like him to work in the glass furnaces with high temperatures, in dingy cells without air and light; that the law, if enforced, could get him and all those 20,000 children out of the hot furnaces where they slog their daylight hours, often losing the brightness of their eyes.In these furnaces, iron was mixed with charcoal and put inside small clay pots.The fire in the furnaces had not yet been extinguished.Metallurgical coal is high grade bituminous coal which has a special value for smelting iron in blast furnaces.It was probably on account of all this noise that the blacksmith did not notice that a man had opened the gate and entered the forge, until he stood close up to the furnace.The fire in the furnaces has not yet been extinguished.But the iron smelters had to pay a very high tax to the forest department for every furnace they used.