| 
                                    
                                        gptkbp:instanceOf
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Industrial_Facility
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:alternativeTo
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Direct_Reduction_Iron_Process
                                        
                                         
                                    
                                        
                                            gptkb:Electric_Smelting
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:commonIn
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:steel
                                        
                                         
                                    
                                        
                                            
                                            Steel Industry
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:component
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Bell_and_Hopper
                                        
                                         
                                    
                                        
                                            gptkb:Tuyeres
                                        
                                         
                                    
                                        
                                            gptkb:Bosh
                                        
                                         
                                    
                                        
                                            gptkb:Hearth
                                        
                                         
                                    
                                        
                                            
                                            Stack
                                        
                                        
                                         
                                    
                                        
                                            
                                            Throat
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:developedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Ancient_China
                                        
                                         
                                    
                                        
                                            
                                            Medieval Europe
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:emits
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Sulfur_Dioxide
                                        
                                         
                                    
                                        
                                            gptkb:Carbon_Monoxide
                                        
                                         
                                    
                                        
                                            
                                            Carbon Dioxide
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:environmentalImpact
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Greenhouse Gas Emissions
                                        
                                        
                                         
                                    
                                        
                                            
                                            Air Pollution
                                        
                                        
                                         
                                    
                                        
                                            
                                            Solid Waste
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:input
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Air_Blast
                                        
                                         
                                    
                                        
                                            gptkb:Flux
                                        
                                         
                                    
                                        
                                            
                                            Raw Materials
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:notableExample
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Redcar_Blast_Furnace
                                        
                                         
                                    
                                        
                                            gptkb:Carrie_Blast_Furnaces
                                        
                                         
                                    
                                        
                                            gptkb:Furnace_Number_1,_Cleveland
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:operatedBy
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Metallurgists
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:operatesIn
                                    
                                 | 
                                
                                    
                                        
                                            
                                            High Temperature
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:output
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Slag
                                        
                                         
                                    
                                        
                                            
                                            Molten Iron
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:powerSource
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Coke
                                        
                                         
                                    
                                        
                                            
                                            Oil
                                        
                                        
                                         
                                    
                                        
                                            
                                            Natural Gas
                                        
                                        
                                         
                                    
                                        
                                            
                                            Pulverized Coal
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:processor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Reduction of Iron Oxide
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:produces
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Slag
                                        
                                         
                                    
                                        
                                            gptkb:Pig_Iron
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:regulates
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Environmental Agencies
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:replacedBy
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Electric_Arc_Furnace
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:requires
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Hot_Blast
                                        
                                         
                                    
                                        
                                            
                                            Continuous Operation
                                        
                                        
                                         
                                    
                                        
                                            
                                            Refractory Lining
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:subjectOf
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Materials Science
                                        
                                        
                                         
                                    
                                        
                                            
                                            Metallurgical Engineering
                                        
                                        
                                         
                                    
                                        
                                            
                                            Industrial History
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:usedFor
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Smelting Iron
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:uses
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:limestone
                                        
                                         
                                    
                                        
                                            gptkb:Coke
                                        
                                         
                                    
                                        
                                            
                                            Iron Ore
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsParent
                                    
                                 | 
                                
                                    
                                        
                                            gptkb:Elsie_Driggs
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        gptkbp:bfsLayer
                                    
                                 | 
                                
                                    
                                        
                                            
                                            6
                                        
                                        
                                         
                                    
                                 | 
                            
                        
                            
                                | 
                                    
                                        https://www.w3.org/2000/01/rdf-schema#label
                                    
                                 | 
                                
                                    
                                        
                                            
                                            Blast Furnaces
                                        
                                        
                                         
                                    
                                 |