HiREF welcomed a visit from Petronas team (Sungai Udang regional office) headed by Mr. Sazli on 12 Oct 2023 as part of collaborative plan program between Petronas & UTM. Prof Mazlan and Dr. Mohd Fairus shared the related work on flameless combustion, rotating detonation engine (RDE), and co-production of blue hydrogen & carbon nanomaterials.