IMPROVEMENT OF POLYACRYLONITRILE FIBER TO REDUCE FLAMMABILITY USING FIRE PROTECTION SYSTEMS. Western European Journal of Modern Experiments and Scientific Methods, [S. l.], v. 1, n. 2, p. 48–53, 2023. Disponível em: https://westerneuropeanstudies.com/index.php/1/article/view/31.. Acesso em: 30 jan. 2025.