Product Design
Self-Extinguishing Cigarette--Additional Information on Time to Ignition
Abstract
Relates results of information analyzed on the time to ignition of upholstered furniture exposed to cigarettes. Cigarettes were exposed to a wide variety of fabrics and cushioning. Paper includes tables of the amount of time it took for a cigarette to ignite fabric from various positions on a piece of furniture (e.g., center of seat, front edge of seat, etc.).
Fields
- Author
- Unknown
- Hypothesis
- Design changes over timeChanges in cigarette design over the past half century.
- Named Organization
- American Society for Testing + Mate
- Natl Bureau of Standards
- Subject
- Fire Safe Cigarettes (Products)
Document Images
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,;:Since the petition_cocerning the self-extinguishing cigarette was
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submitted in May of this yearadd~i~ti~onal information has been analyzed
on the time to ignition of upholstered structures exposed tocigarettes:',
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~ The information presented in the table on the following page was obtained
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using the proposed American Society for Testing and *Iaterials test fixture'--
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(as used by fiational Bureau of Standards) A large number of combinations
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of cellulosic and synthetic fabrZcs,'pa.dding and cushioning materials ~wier:;e,
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involved.. The padding and cushioning included cqtton batting, experimentally
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treated flame retardant cotton
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SELF-EaTIVGUISHI,~G CIGkRETTE-
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ADDITIONAL INFOPUMATIOY M TDiE TO IGNITION
foams of various thicknesses and densities.` Both tight seat and cushion'.,^
constructions were used.'`Cigarettes were positioned in groups of three'
between the sidewall and the cushion orseat, the back and the cushion or
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seat, the center of the cushion or seat and the front edge of the cushion
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or -seat.. One out of each group of thr
ee cigarettes was covered.
The results confirm that a very sraall number of ignitions occurred
less than 10 ininutes af ter the ignited cigarette was placed on the fabric,
as will be seen from the following data:
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reach the ignition point.
breakdown of the data.
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: Total number of cigarettes , -2443
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Total number of ignitions 492
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Average time for all ignitions 27 minutes
-Number of ignitions occurring in less
than 10 minutes
16
Thus, 97%' of all cigarettes.that ignited took 10 minutes or longer to
The following table gives
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a more detailed
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