These pellets are used for radioisotope thermoelectric generators. They are made of PuO2. Derivative works of this file: Plutonium-238 pellet.jpg English
This image is a derivative work of the following images: File:Plutonium_pellet.jpg licensed with PD-USGov-DOE 2009-01-10T19:49:12Z Fastfission 3200x2560
154×117× (4895 bytes) This is an image of a glowing hot unencapsulated pellet of plutonium-238 dioxide to be used in a [[radioisotpe thermoelectric generator]]