Basements and closed
garages are the household areas where gasoline vapor ignition is most likely
to occur. Think of them as small engine compartments, just waiting to explode
when someone handles gasoline carelessly or uses it for a purpose it was
never meant to serve.
They are the areas
where any gasoline in the house is most likely to be stored, and used for a
purpose for which it was not intended.
They likely have
little air movement.
And they may be
contain several potential ignition sources.
(Bridge)What are those potential
ignition sources?