“CHEMICAL CLEANING OF COAL USING PEROXYACETIC ACID-A STUDY OF DESULFURIZATION, ASH REDUCTION AND EFFECT ON GROSS CALORIFIC VALUE IN MIANWALI COAL” (2025) Center for Management Science Research, 3(4), pp. 848–863. Available at: https://cmsrjournal.com/index.php/Journal/article/view/314 (Accessed: 10 November 2026).