Thomson ReutersJanuary 22, 2013 04:45
* Smelly gas from leak at French factory wafts across Channel
* Authorities assure residents gas is non-toxic
* UK tabloids seize opportunity to poke fun at French
By Geert De Clercq
PARIS, Jan 22 (Reuters) - A cloud of harmless gas smelling of sweat and rotten eggs leaked from a chemicals factory in northwest France and drifted across the English Channel as far as London on Tuesday.