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Nurfadhila S, Hambali E. Liquid Smoke from Coconut Shell Pyrolysis Process on Palm Surfactant Based Liquid Hand Soap. Int. J. Oil Palm [Internet]. 2022 Jul. 1 [cited 2025 Sep. 11];5(2):50-7. Available from: https://ijop.id/index.php/ijop/article/view/71