This increased the volume of the tank filled with explosive vapors.

The cloud of explosive vapors had no chance to properly disperse and mix with the air that would have given it its tremendous explosive power.

Alfi's body lay near the door, as far from the explosive vapors as possible.

Once the fire is extinguished, explosive vapors are free to build inside a hot structure that is likely to ignite them.

The drums would be like bombs with the explosive vapor still in them.

This was due to a perception of noxious fumes below knee level, and explosive vapours near the ceiling, with good air in between.

At the time of the accident, Boeing was unsure whether explosive vapors could build up in the fuel tank.

I think the jelly does not evaporate enough at room temperature to make explosive vapors over it.

They produce invisible explosive vapors that can ignite by a small spark at considerable distances from the flammable substance.

Investigators do not believe that pumps were running on that airplane, although the tank was nearly empty, which could allow an explosive vapor to develop.