noun
molten salt electrolysis; fused-salt electrolysis
Technical term in chemistry and electrochemistry. Refers to electrolysis using a molten salt as the electrolyte, often for metal extraction or purification.
アルミニウムは溶融塩電解によって製造される。
Aluminum is produced by molten salt electrolysis.
Compound of 溶融 (yōyū, 'melting, fusion') + 塩 (en, 'salt') + 電解 (denkai, 'electrolysis'). The term directly describes the process.