PENERAPAN HAZARD IDENTIFICATION RISK ASSESMENT AND MITTIGATION (HIRM) PADA PENGGUNAAN LABORATORIUM WORKSHOP POLITEKNIK PENERBANGAN MEDAN. JSSR [Internet]. 2025 Aug. 28 [cited 2026 Nov. 1];8(3):3762-70. Available from: https://goretanpena.com/jurnal/index.php/JSSR/article/view/4087