This crossword No. 13954 clues and answers were published on Thu 29 Jan 2015 and the puzzle can be visited by following The Guardian Quick Crossword No. 13954 link.
All Across Clues and Answers:
1-across – System of measurement : METRIC
4-across – Exist in large quantities : ABOUND
9-across – That’s a piece of cake : NOSWEAT
10-across – Inert gas used in radio valves : XENON
11-across – Main route from the heart : AORTA
12-across – Unprincipled : IMMORAL
13-across – Truth-hiding cloud? : SMOKESCREEN
18-across – Roman goddess of crafts and wisdom — a vermin : MINERVA
20-across – Trap — hear — contract : CATCH
22-across – Rot : GOOFF
23-across – Game played with mallets : CROQUET
24-across – XI : ELEVEN
25-across – Haughty : SNOTTY
All Down Clues and Answers:
1-down – Wild, perhaps violent, type : MANIAC
2-down – Shocking device used by the police? : TASER
3-down – Cold item held against a swollen body part : ICEPACK
5-down – : BUXOM
6-down – Faze : UNNERVE
7-down – Adapter used with a computer : DONGLE
8-down – Intimate inspection by officers : STRIPSEARCH
14-down – Opening with a cover giving access underground : MANHOLE
15-down – North American animal with black mask and ringed tail : RACCOON
16-down – One forced to leave one’s country for political reasons : EMIGRE
17-down – Garrulous : CHATTY
19-down – Gun : RIFLE
21-down – Sarcastic challenge : TAUNT
This crossword has in total 26 where 13 are across and 13 are down.