A unique, life size whole body phantom for CT provides a variety of educational application as well as visual evaluation in finding out optimal scanning conditions. The phantom can also be used for plain X-ray, showing life-like images. No metal parts or liquid structure are used. Main joints have close-to human articulation, allowing various positioning for training.The phantom can be disassembled into 10 parts.Improved shoulder joint system enables PBU-60 to take arm-up position.Organs are anatomically correct and have appropriate HU numbers.