Pakistan Top StoriesPoisonous gas spreads in Landhi processing zoneMasroor Ahmed KhanOctober 28, 2013October 28, 2013 by Masroor Ahmed KhanOctober 28, 2013October 28, 2013 KARACHI: Leakage of poisonous gas in a factory in Landhi affects various workers. All of them have immediately rushed to Jinnah Hospital Karachi....