3D prints destined for presentation need smooth surfaces, and that usually means sanding. [Uncle Jessy] came across an idea he decided to try out for himself: spraying Bondo spot putty onto a 3D print ...

We're nearing the halfway point in our "How to Paint" series, and there are a couple of things I'd like to mention here as general reminders. First, don't be confused if some other sources give you ...