2: Freshen the atmosphere (3)
3: I bang rock, disturbing snake (4,5)
4: Neil Armstrong, first to return from another world? (5)
5: What models do when embraced by former Democrat leader - all is revealed (7)
6: Song about death for lover of Theseus (7)
9: Relative clause ultimately adopted by the kind (5)
12: Clothilda is carrying a parcel (3)