When 3D printers launched, the one possibility was photosensitive resin. But as 3D printing technological innovation has progressed, multiple materials and possibilities have come into the image. One example is, you can print with PLA and PETG with each other if their temperatures are close, but mixing PLA with ABS https://techonpage.com/story3397989/little-known-facts-about-multicolored-3d-printer