European shares fall as Air Liquide loses steam
* FTSEurofirst 300 and Euro STOXX 50 fall back
* Air Liquide down after announcing Airgas deal
* Global security still in spotlight after Paris attacks (Adds details and quote, updates prices)
By Sudip Kar-Gupta and Kit Rees
LONDON, Nov 18 (Reuters) - European shares fell on Wednesday, retreating from solid gains in the previous session, with industrial gas company Air Liquide slipping after announcing an expensive-looking acquisition.
There appeared to be limited market reaction to news that two suspects had died during a police raid in Paris in the wake of last week's attacks. Some European travel and leisure stocks lost ground but they were in line with the overall European market.
"The indices are treading water today ... there seems to be a little bit of trepidation at the moment because of what's been going on in Paris this morning and overnight," said Augustin Eden, research analyst at Accendo Markets.
The pan-European FTSEurofirst 300 index, which rose 2.6 percent in the previous session, fell 0.3 percent while the euro zone's blue-chip Euro STOXX 50 index declined by 0.6 percent.
Air Liquide dropped 6.5 percent after the company announced a $13.4 billion deal to buy U.S. peer Airgas. Continuación...