EXPANDING RESIDUAL CLEAR FLAT GLASS WITH COAL POWDER IN OXIDANT ATMOSPHERE OF THE OVEN USING WATER GLASS SOLUTION. Nonconventional Technologies Review, [S. l.], v. 27, n. 4, 2023. Disponível em: https://revtn.ro/index.php/revtn/article/view/438. Acesso em: 19 apr. 2026.