Mhd. Iqbal Prananda, Siswan Syahputra and Mili Alfhi Syari 2023. Design Of An LPG Leak Detection System Using Iot Based MQ-2 Sensor. Journal of Artificial Intelligence and Engineering Applications (JAIEA). 3, 1 (Oct. 2023), 383–387. DOI:https://doi.org/10.59934/jaiea.v3i1.337.