https://www.youtube.com/watch?v=r3TiSTtET7E This is video (not by me so not my fault they didn't know to turn their phone sideways) of water being dropped on a fire I was fighting a couple weeks ago. I'm not familiar with the model of these aircraft though. We had both of those doing circuits to a nearby lake as well as a helitack and a convair made a single trip out. There's also a good video somewhere of them dipping from the lake.