1.   Charred clothes and debris hung from trees, sirens peeled constantly, and a heavy odor of burning jet fuel hung over the oceanside neighborhood.

2.   Its surface crumbles when poked with a stick, releasing the heavy odor of petroleum.

3.   The air was unseasonably cool, a few stars shone in the western sky and the heavy odor of smoke from distant wildfires engulfed everything.

4.   A heavy chemical odor hung in the air as soldiers surrounded the site.

5.   Despite the slick and the heavy odor of oil wafting over the water, the bay was full Wednesday of fishing boats and other vessels.

6.   Despite the spill and the heavy odor of oil wafting over the water, the busy bay was full of fishing boats and other vessels.

7.   Residents were complaining of a heavy odor in the area.