1.   Many packaging materials contain highly flammable substances that could make a fire suddenly flare up.

2.   An arson dog identified a flammable substance at several areas throughout the house, leading investigators to suspect arson, Little said.

3.   Fire Department investigators said Saturday that they found evidence of a flammable substance at the scene.

4.   McGill said that although flammable substances, like oil-based paints, were within easy reach, none were used.

5.   Some agents contain toxins, irritants or flammable substances and require safety precautions.

6.   They dismissed reports that the carriage was carrying flammable substances, and said it was inspected two months ago.

7.   A security officer told Radio Zet that there was an explosion and the fire spread very quickly, as if some highly flammable substance was burning.

8.   All are extremely flammable substances with vapors that can cause dizziness and suffocation.

9.   Authorities were conducting autopsies and other forensic tests to determine whether the victims were burned by a flammable substance.

10.   Charges were also expected against commanders responsible for ordering the transport of personnel in a vehicle carrying a highly flammable substance, Kasicky said.