High-intensity discharge lamps use scandium dioxide for sports stadium and arena lighting to provide daytime-like color for televison.

Russian MiG fighter jets use scandium-aluminum airframes to make the aircraft lighter and more maneuverable.

Scandium-alumium high-strength lightweight alloy is also used in bicycle frames, lacrosse sticks, golf clubs, and baseball bats.

Laser crystals of gadolinium-scandium-gallium garnet(GSGG) are used in strategic defense applications.

Dentists use erbium, chromium:yttterium-sancdium-gallium garnet(Er,Cr:YSGG) lasers for cavity preparation and endodontics.

Smith and Wesson make a lightweight, high-strength revolver frame using Scandium-aluminum.