acciaio EAF da rottame

flowchart LR scrapPreparation["triturazione e selezione rottame"] eafScrapMelting["fusione rottame in EAF"] eafLadleRefining["raffinazione siviera + lega"] eafContinuousCasting["colata continua (EAF)"] s_steelScrap(["rottame d'acciaio"]):::role_rawMaterial s_steelScrap --> scrapPreparation s_preparedScrap(["rottame preparato"]):::role_intermediate scrapPreparation --> s_preparedScrap s_preparedScrap --> eafScrapMelting s_moltenSteelEAF(["acciaio liquido grezzo EAF"]):::role_intermediate eafScrapMelting --> s_moltenSteelEAF s_ferrochrome(["ferrocromo HC"]):::role_rawMaterial s_ferrochrome --> eafLadleRefining s_ferromanganese(["ferromanganese HC"]):::role_rawMaterial s_ferromanganese --> eafLadleRefining s_moltenSteelEAF --> eafLadleRefining s_lime(["calce"]):::role_rawMaterial s_lime --> eafLadleRefining s_refinedSteelEAF(["acciaio liquido raffinato"]):::role_intermediate eafLadleRefining --> s_refinedSteelEAF s_refinedSteelEAF --> eafContinuousCasting s_recycledSteel(["acciaio EAF riciclato"]):::role_finalProduct eafContinuousCasting --> s_recycledSteel classDef role_rawMaterial fill:#e8f4ff,stroke:#06c,color:#003 classDef role_finalProduct fill:#e8ffe8,stroke:#0a7,color:#030 classDef role_intermediate fill:#f0f0f0,stroke:#666,color:#333 classDef role_byproduct fill:#fff4e0,stroke:#cc7a00,color:#642 classDef role_waste fill:#fae8e8,stroke:#888,stroke-dasharray:3 3,color:#444 classDef role_utility fill:#e0f7f7,stroke:#06c8c8,color:#033 classDef role_catalyst fill:#fde0f0,stroke:#cc3399,color:#506 classDef role_mine fill:#f5e6d3,stroke:#8b5a2b,color:#3d2e15,stroke-width:2px

PREFIX chem: <https://ontology.siletto.it/chem-pipeline#>
SELECT ?role ?substance WHERE {
  ?substance chem:playsRole ?ra .
  ?ra chem:role ?role ; chem:inPipeline chem:steelScrapEAFPipeline .
} ORDER BY ?role