And the odor can come or go in a matter of hours.

I threw a look behind, as a new odor came to me.

The door opened a little bit and a horrible odor came out of it.

Then the rats had to determine whether the odor was coming from the left or the right.

Neighbors had complained of a strong odor coming from inside the apartment.

Neighbors also reported a persistent odor coming from her apartment, on the 16th floor of an 18-story building.

True, the odor in the room could have come in through the open window.

The odors of cooking food came from the kitchen, but he seemed not to notice.

On June 13, 1985 neighbours called police because of an odor coming from her room.

It was from here that the fetid odor had come.