Digital Crackers as a Sustainable Alternative: Designing a High-Decibel, Emission-Free Firework Simulation Using Node Mcu. Int. J. Environ. Sci. [Internet]. 2025 Jun. 2 [cited 2025 Oct. 4];11(7s):108-19. Available from: http://theaspd.com/index.php/ijes/article/view/1320