Correction: Altalhi et al. Cathodic Activation of Titania-Fly Ash Cenospheres for Efficient Electrochemical Hydrogen Production: A Proposed Solution to Treat Fly Ash Waste. Catalysts 2022, 12, 466

Altalhi, Tariq; Mezni, Amine; Ibrahim, Mohamed M; Refat, Moamen S; Gobouri, Adil A; Safklou, Ayham M; Mousli, Adel M; Boruah, Purna K; Das, Manash R; Moustafa, Mohamed said attia;