1.   Some take off their masks to sniff out strange odors.

2.   About the same time, passengers arriving at the station on the Keihin Tohoku line from Tokyo complained of strange odors.

3.   He edged toward the front of the car to get away from the smell when he sniffed another strange odor.

4.   People should be cognizant of packages with strange odors, leaks, shapes or wrapping.

5.   As he stepped onto the platform, he was struck by the strange odor in the emptied station.

6.   Government spokesman Nicolas Sarkozy said Friday that a strange odor coming from six suitcases pricked the curiosity of customs officials this week at Charles de Gaulle airport.

7.   Residents told authorities there was a loud explosion before the fire, along with a strange odor.

8.   Separately in Yokohama, a passenger on a bus complained of a strange odor, but police could not determine the source of the smell.