1001 Space Earth Nature History Human World Science and Technology Chemistry Materials Force and Energy Heat and Light Electricity and Magnetism Industry Machines Electronics and Computers Cars and Trucks Railways Ships Aircraft Fishing and Agriculture Undersea Exploration

Choose a Page:How are oil and gas extracted from...What happens at an oil refinery?What happens to nuclear waste?How do engineers bore a large tunnel?How deep is the deepest mine?How does a nuclear power station m...How much oil can a supertanker carry?Is engineering used in the food in...How is yarn made into cloth?What is a service industry?How is aluminium made?How is paper made?*How is steel made?* How is steel made? Most steel is made by forcing oxygen down a long pipe into a vessel containing molten iron from a blast furnace. This burns off impurities in the iron, such as sulphur and phosphorus, to form high-quality steel. A blast furnace   Previous: Back Book: 1001 Section: Science and Technology Chapter: Industry