More than tanks. The core set is always open and it has a Shop floor (MES) family: andon board, andon call station, operator terminal, WIP buffer lane, reject bin, inspection station, end-of-line tester and a kanban flow rack. Past that, the Factory library covers factory automation, logistics and warehousing, and metalworking. Industry libraries are bought one by one, and each one covers both 2D and 3D. Full lists on Symbols and industry packs.