Gallium is used as a raw material for a CIGS solar cell. In the manufacturing process of CIGS solar cells. only 30% of the target material is used. and the rest is not used and becomes a spent target scrap. https://www.diegojavierfares.com/limited-save-1-64-Lowndes-2010-Triple-Eight-Race-Engineering-Suits-Holden-VE-Commodore-64168-special-save/