Metallurgical silicon pipeline

flowchart LR siChargePreparation["preparazione carica Si"] carbothermicReduction["Riduzione carbotermica"] siRefining["raffinazione ossidativa Si"] siChargePreparation --> carbothermicReduction carbothermicReduction --> siRefining in_quartz(["quarzo"]):::input in_quartz --> siChargePreparation in_coke(["coke"]):::input in_coke --> siChargePreparation in_coal(["carbone"]):::input in_coal --> siChargePreparation in_woodChips(["scaglie di legno"]):::input in_woodChips --> siChargePreparation out_siFurnaceCharge(["carica forno Si"]):::output siChargePreparation --> out_siFurnaceCharge in_siFurnaceCharge(["carica forno Si"]):::input in_siFurnaceCharge --> carbothermicReduction out_siliconCrude(["silicio grezzo"]):::output carbothermicReduction --> out_siliconCrude in_siliconCrude(["silicio grezzo"]):::input in_siliconCrude --> siRefining in_oxygen(["ossigeno"]):::input in_oxygen --> siRefining in_air(["aria"]):::input in_air --> siRefining out_silicon(["silicio"]):::output siRefining --> out_silicon classDef input fill:#e8f4ff,stroke:#06c classDef output fill:#e8ffe8,stroke:#0a7