If you’ve ever wondered how large, hollow plastic structures like tanks and drums are formed, you’re in luck: [Andy] not only fills us in on the details of rotational casting and molding, but he also ...

[Aurelio] wrote in to tell us about the smartCaster, an “Open source automatic roto-casting machine.” For those of you not familiar with roto-casting, or rotational molding, it’s a process whereby ...

[Aurelio] wrote in to tell us about the smartCaster, an “Open source automatic roto-casting machine.” For those of you not familiar with roto-casting, or rotational molding, it’s a process whereby ...