Lay Ceramic temp 250° to 280°

Lay-Ceramic – 3.0 mm filament / printable at about 250° – 280°C

Spraying 3D Printed PLA Models with Ceramic Paint - collapsed pla model

https://www.youtube.com/watch?v=4--fiBGMIpc

polycast for metal casting

no heated bed needed

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"Eat Shit"
https://3dprint.com/61564/dutch-3d-printed-ceramics/

Dutch Student’s 3D Printed Ceramics Showcase Printer’s Unique ProgrammingMay 6, 2015by Debra Thimmesch3D Design3D Printed Art3D Printing

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https://3dprint.com/262463/the-maker-movement-unmade-part-6-the-community-responds-continued/
interesting current situation of 3d printing in schools