@base . a . a , ; "Research Letters in Chemical Engineering (Online)" . . a ; "1687-6725" ; . a ; . a ; "20230507201652.700152"^^ ; ; . , ; "Research Letters in Chemical Engineering" ; ; ; ; ; ; ; "Research Letters in Chemical Engineering (Online)" , "Research Letters in Chemical Engineering" ; ; "http://www.hindawi.com/journals/" . "Egypt" .