This crossword No. 12331 clues and answers were published on Mon 16 Nov 2009 and the puzzle can be visited by following The Guardian Quick Crossword No. 12331 link.
All Across Clues and Answers:
1-across – Space technology : ROCKETSCIENCE
8-across – Someone attending a funeral : MOURNER
9-across – Mountain of 3,000 ft or more in Scotland : MUNRO
10-across – Compassion : PITY
11-across – Sugar substitute — lost Biro : SORBITOL
13-across – Moralising lecture : SERMON
14-across – Protection for plants from frost : CLOCHE
17-across – Inn : HOSTELRY
19-across – Rapid — diet : FAST
21-across – Secret store : STASH
22-across – Momentum : IMPETUS
24-across – Fizziness : EFFERVESCENCE
All Down Clues and Answers:
1-down – Odd — spirit : RUM
2-down – Come together : CLUSTER
3-down – Highest active volcano in Europe : ETNA
4-down – Grief : SORROW
5-down – Static : IMMOBILE
6-down – Band of nine? : NONET
7-down – Application like a poultice — lemon lite : EMOLLIENT
10-down – With utmost speed — to the pass : POSTHASTE
12-down – As one : TOGETHER
15-down – Subdue — a stench : CHASTEN
16-down – Speak highly of : PRAISE
18-down – Body of teachers : STAFF
20-down – Cartel of oil-producing countries : OPEC
23-down – Prosecute at law : SUE
This crossword has in total 26 where 12 are across and 14 are down.