CU of a operator. CU of an iron worker gesturing to the operator. MS of machinery pouring molten iron into a ladle. CU of two workers looking at scientific analysis of the steel. CU of the graph sorting through data. CU of two workers taking a sample of the ore, to analyze at the lab. ECU of the molten iron glowing in the mold. Cu of two workers analyzing the data taken by the computer. CU of a worker and a visitor, checking out the insides of the furnace. POV of the men looking at the molten iron. MS of workers gathered, shoveling dumped material into a furnace. POV from inside the furnace as the men shovel material in. VO of narrator describing the process and how essential iron is to a vast network of human industries.