facts on flammability

Slide 11 of 37

Smoldering ignition is defined as a source of sufficient heat without the appearance of a visible flame.

Statistics show that smoldering cigarettes have been the most frequent cause of household fires.

While testing for cigarette ignition may appear uncomplicated, even such a straight-forward test must take into account the specific properties of the source including type of tobacco, tightness of packing, paper and additives.

A cigarette ignition test FF4-72 (now 16CFR 302 part 1632) for mattresses became one of the first mandated standards for industry.