CHEMICAL CLEANING OF COAL USING PEROXYACETIC ACID-A STUDY OF DESULFURIZATION, ASH REDUCTION AND EFFECT ON GROSS CALORIFIC VALUE IN MIANWALI COAL. Center for Management Science Research, [S. l.], v. 3, n. 4, p. 848–863, 2025. Disponível em: https://cmsrjournal.com/index.php/Journal/article/view/314. Acesso em: 10 nov. 2026.