This crossword No. 13218 clues and answers were published on Wed 19 Sep 2012 and the puzzle can be visited by following The Guardian Quick Crossword No. 13218 link.
All Across Clues and Answers:
1-across – Toxic condition — plumbism — a loosening dip : LEADPOISONING
8-across – Comprising every individual one : ALL
9-across – In an awkward predicament : ONTHESPOT
10-across – Given as a favour : EXGRATIA
11-across – Look sullen — frown : LOUR
13-across – Determined : STEELY
14-across – Compliant : DOCILE
16-across – Persistent dull pain : ACHE
17-across – As soon as requested : ONDEMAND
20-across – Paralytic : PLASTERED
21-across – Electrically charged atom or group of atoms : ION
22-across – Vanishing act : DISAPPEARANCE
All Down Clues and Answers:
1-down – Depart : LEAVE
2-down – In dispute : ATLOGGERHEADS
3-down – Likely : PROBABLE
4-down – Fit : INTRIM
5-down – English war poet, killed 1918 : OWEN
6-down – Extempore performance : IMPROVISATION
7-down – Escape : GETFREE
12-down – Bullfighter : TOREADOR
13-down – Pew’s mad : SWAMPED
15-down – Fallacious : UNTRUE
18-down – English metaphysical poet, d. 1631 : DONNE
19-down – Come to a halt : STOP
This crossword has in total 24 where 12 are across and 12 are down.