IOT-BASED PREDICTIVE MAINTENANCE SYSTEM USING MACHINE LEARNING FOR FAULT DETECTION IN HOUSEHOLD APPLIANCES. Qualitative Research Journal for Social Studies, [S. l.], v. 3, n. 2, p. 1–13, 2026. DOI: 10.63878/qrjs1004. Disponível em: https://qrjsocial.com/index.php/38/article/view/1004. Acesso em: 28 may. 2026.