7. Controlling Liquid
Water and electronics don’t mix. Well, mostly. But in this chapter, you explore three different ways of controlling liquids using electricity:
Pressurized reservoir—This is a container of liquid that is pressurized with an air pump, forcing liquid out of an exit tube (see Figure 7.1).
FIGURE 7.1 This LEGO chocolate milk–making robot uses a pressurized reservoir (the green jug) to pump milk.
Peristaltic pump—A peristaltic pump ...