Dahou, MeriemHammadou née Mesdour, SouadKaddour, OmarMimoun, Hadj2022-04-262022-04-2620221532-2459https://www.tandfonline.com/doi/full/10.1080/10916466.2022.2047065?scroll=top&needAccess=truehttps://dspace.univ-boumerdes.dz/handle/123456789/7993In this study, polyethylene-pyrolysis was investigated under vacuum to yield cracking-oils as substitutes for petro-diesel. At 430 °C and 670 mmHg, highest yield of 86.68% liquid, 6.46% of residues and 6.86% of gas fractions were obtained. The liquid-fraction composition (180–350 °C) was dominated by paraffinic and olefin, as confirmed by GC–MS. The fuel qualities were analyzed using ASTM standards and then compared to the commercial-diesel. The depolymerized oil characteristics are similar to conventional-fuel except for the density, which was increase by adding an appropriate amount of petro-fuel. This process could significantly serves in managing wastes to produce clean-fuelsenPolyethylene wasteVacuum crackingArticle