Some observers have suggested that as cognitive psychology became a movement during the 1970s, the intricacies of the phenomena and processes it examined meant it also began to lose cohesion as a field of study.
Iron has a melting point of 1535.0 degrees Celsius or 2795.0 degrees Fahrenheit. It has a boiling point of 2750.0 degrees Celsius or 4982.0 degrees Fahrenheit. Continue Reading.
The smelting of iron occurs when iron ore is heated together with a charcoal fuel. This causes the iron in the ore to fuse chemically with the carbon from the charcoal. The more carbon dissolved in the iron, the lower its melting point. The amount of ore to fuel, and the supply of combustion air determine whether cast iron, steel, wrought iron, or a useless lump of metal will form (Alpern 82). Copper on the other hand melts readily at 1084Â°, temperatures that can be reached in a charcoal fire or during ceramic firing (Holl 6).