As used in this part, unless the context clearly requires otherwise:
"Personal property" means all tangible goods, including equipment, materials and supplies, except land, buildings, and improvement to the land.
"Surplus personal property" means any personal property that no longer has any use to this State or personal property acquired from the United States government. "Surplus personal property" includes obsolete, scrap, and excess personal property that has completed its useful life cycle.
HRS § 103D-1101