Vacuum pumps
What else did you think we tested them on? Before using my parents’ vacuum pumps (“vacuum” being used in a loose sense of the word…) on water in this post, we…
Tag: vacuum pump
Bubble size depending on pressure
More playing with a vacuum pump. In this post, we talked about how decreasing the pressure on water can make dissolved gases come out of solution. But what happens if…
Gases dissolved in water
A simple experiment to show that there are really gases dissolved in water. Luckily, my parents like to play at least as much as I do. So when I got…