فهرس المقالات Xylenes حرية الوصول المقاله صفحة الملخص نص كامل 1 - Evaluation of Air Pollutants Caused by Benzene, Toluene, and Xylene at Kazakhstan Petrochemical Industries Inc. LLP in 2022 Kuanysh Syman Zuhra Muter Saleh Ahmed Hasoon Farah A. Dawood Zinah Salem Awfi Luau Ali Khaleel Bekenova Nazym Omarov Nazarbek Bakytbekovich Aldiyar E. Masalov 10.22034/jchr.2023.1982545.1710