So, right now I have a 10 gal. tank for Abigail. My fiancé works at a thrift store and got an Exo Terra 18 x 18 x 18 tank today for little Abigail. Since it's used, what should I do to ensure it's safe for her? Here's a link for a new one:

Exo Terra Glass Terrarium (18X18X18) | Josh's Frogs

Oh and he got it for $20 C: