The local alumina industry consumed 659,354 barrels of oil in Q3 2025, down 9.7% from Q2 and marginally lower (−0.5%) year-on-year. The decline aligns with reduced alumina output during the quarter and reflects notable shifts in fuel sourcing.

Caustic soda consumption fell in Q3 2025 to approximately 48,589 tonnes, down 7.1% from Q2 and 6.3% lower than in Q3 2024. The usage rate declined to 0.1379/mt, indicating improved efficiency.