Novitrie, N. A. Implementation of the Hazard and Operability Study (HAZOPS) Method in the Sedimentation Unit of the Gas Industry Wastewater Treatment Plant: Implementasi Metode Hazard and Operability Study (HAZOPS) Di Unit Pengendapan Instalasi Pengolahan Air Limbah Industri Gas. JOURNAL OF RESEARCH AND TECHNOLOGY 2023, 9, 201-209.