/r/ManufacturingPorn: Manufacturing Porn - How Things Are Manufactured - Everything related that serves your obsession for manufacturing and industrial process. Inspired by Discovery Network's "How It's Made". - December 8, 2022 - 05:21
/r/mechanical_gifs: 100% Non-Organic .gifs - This sub is for .gif/.gifv/silent .mp4 images that contain a subject matter of mechanical origin. - December 7, 2022 - 19:45
/r/osgtets: Oddly Satisfying Gifs That End Too Soon - GIFs that are oddly satisfying for a while until you realize that they end too soon - December 8, 2022 - 01:32