Request, drop a pill into fizz water and recorde the disslove. I recorded the whole process: open the pill, open the bottle, drop the pill several times, fill the glas with pop-water, drop the pill and waiting for dissolve.
The shaking, opening and (faintly) closing of a water bottle. The crystal-microphone is attached to the water bottle the whole time. At first to the side and then later to the top. Tascam.
The sound of a water bottle being squeezed repeatedly (a great value walmart brand water bottle to be specific). Recorded with a zoom h1 in 24/96 pcm. The. Wav file has not been modified and is straight from the h1 recorder.
Stainless steel "swell" water bottle half filled with water and shaken around. Various sounds of the liquid sloshing inside the bottle. Sounds like water inside a metal canteen.