1.   And hope that the varnish odor will not linger too long.

2.   If any odor lingers, ventilate the room and the house for as long as necessary.

3.   Only a light odor of fuel lingered at the scene later.

4.   A haze partly obscured the Sangre de Cristo Mountains northeast of the city and an acrid odor lingered in the air.

5.   The odor of urine lingered for a while.