This crossword No. 13210 clues and answers were published on Mon 10 Sep 2012 and the puzzle can be visited by following The Guardian Quick Crossword No. 13210 link.
All Across Clues and Answers:
1-across – Songs from Aretha Franklin, for example : SOULMUSIC
8-across – Currently broadcasting : ONAIR
9-across – Become stiff through stress or anxiety : TENSEUP
10-across – Equestrian’s trousers : JODHPURS
11-across – Short comic piece : SKIT
13-across – Linger aimlessly : LOITER
14-across – Beer cask : BARREL
16-across – Hindu discipline : YOGA
17-across – Capital of Liberia : MONROVIA
19-across – Period when metal tools were developed : IRONAGE
20-across – Lustre : SHEEN
21-across – Mild oath : HOLYSMOKE
All Down Clues and Answers:
1-down – Bomb fragments : SHRAPNEL
2-down – Speaks : UTTERS
3-down – Source of fur for coats : MINK
4-down – Public showing of a film before general release : SNEAKPREVIEW
5-down – Profits from the sale of assets : CAPITALGAINS
6-down – Highly venomous cube-shaped creature with tentacles, found in warm seas : BOXJELLYFISH
7-down – Shallow water in which children play : PADDLINGPOOL
12-down – Game played with nets on sticks : LACROSSE
15-down – Lively Spanish dance : BOLERO
18-down – War god — chocolate bar — spoils : MARS
This crossword has in total 22 where 12 are across and 10 are down.