Romero, Raymundo Vargas. “COCONUT COIR AS THERMAL INSULATION IN METAL MELTING FURNACES: PERFORMANCE AND LIMITATIONS”. INTERNATIONAL JOURNAL OF INNOVATION AND INDUSTRIAL REVOLUTION (IJIREV) 7, no. 22 (September 12, 2025). Accessed February 2, 2026. https://gaexcellence.com/ijirev/article/view/5913.