1: Derive the component of metal fastener (5)
2: To implicate is innate, swallowing a hundred backing Space Station One (11)
3: Pal teased about crazy snack food (6,7)
4: Accurate journalist demanded payment (7)
5: Thirteenth in a series, ER's about an Aussie racketeer who took repeated slams? (7)
6: 4-down Arias hit high note in some of the lungs (3,3)
7: Flower - say, in Victoria's province - to raise (9)
9: Holder of strange ritual of troll (5,8)
12: Enticements disrupt mental rules (11)
13: Next to erector is a witness (9)
16: Not all colleges say education is attempted (7)
17: Record Buttrose with acidity in her final judgment (7)
20: Sigh audibly about fool giving lip (5)
22: 23% of Scandinavians backing leaders (3)