A:
1)Sector 5 Slums, in the upper floor of the kid sleeping's room
2)First Floor of the ShinRa Corp building in the back
3)Cosmo Canyon, attached to wood on Weapon Shop.
4)Cosmo Canyon, in the tail Bar/Pub
5)Wutai, Basement in Yuffie's House
6)Gold Saucer, Ghost Hotel lobby.

Q:Name at least one way to obtain Tetra Elemental.