I appreciate a healthy dose of skepticism, but this isn't exactly a secret or something I just made up.
Here's an article about a BC company working on drone swarms fighting wildfires with a continuous supply of small water drops that simulates rain https://dronelife.com/2025/09/25/drone-firefighting-technology-fire-swarm-2/
Here's a proof of concept of the acoustic firefighting tech on a drone: https://dronelife.com/2016/04/17/flying-saucer-drone-use-sound-waves-battle-blazes/
Another article about the acoustic tech: https://djmag.com/news/former-nasa-engineer-develop-tech-fight-wildfires-low-frequency-soundwaves
And a paper on acoustic firefighting tech being implemented with drones: https://www.tandfonline.com/doi/full/10.1080/23311916.2025.2602277