Learning to make stars using a star pump is a useful exercise. There are a bunch of ways to make fireworks stars. Each method has its advantages, so there really isn't a best or right method to use for all the stars you need. On the contrary, it's a good idea to learn all of them, so that you have more options. For me, the humble star pump serves several purposes. But it is most useful to me in testing new star comps. With any new star that I'm going to make, I go through a pretty consistent set of...