1: Shifting financial fortunes cause industry revolution (8,5)
2: Portable burner showing punch on Rocky Peak church (9)
3: Arouse interest in Scripture verses after a time (7)
4: Black hole shows how droppings take time (7)
5: The very young at times dash around seniors with energy (7)
8: Relative clause ultimately adopted by the kind (5)
9: Cat linked stories to the underworld (8-5)
14: Oil depots destroyed ocean habitats (4,5)
16: Running back almost blew grand (5)
17: Thirteenth in a series, ER's about an Aussie racketeer who took repeated slams? (7)
18: Before long 1000 French to be having Sunday fowl (7)
19: Back section of a studio fills with bubbles (7)
21: Shabby and insolent, having no trace of breeding (5)