Things you should know about PLAWatch this video on YouTube PLA! Everyone knows it, everyone loves it, right? Kinda? Talking to filament manufacturers, it’s obvious that PLA is the number one most-used filament by quite a margin. For many people, it’s the only material they’ll ever print — and that’s ok! Let’s talk about the best practices when printing PLA, how you can use and process the parts and what choices you have when buying it!