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National Bureau of Standards smoke chamber

American National Bureau of Standards Smoke Chamber... [Pg.286]

Smoke emission is measured in an air colunrn above a burning specimen in a National Institute of Standards Technology (previously the National Bureau of Standards) smoke chamber (see Fig. 4-28). In the NIST test a specified area of plastic is exposed to heat under flaming conditions, with smoke measurements being reported as specific optical density. This is dimensionless value represents the optical density measured over a unit of path length within a chamber of unit volume that is produced from a test specimen of... [Pg.287]

See other pages where National Bureau of Standards smoke chamber is mentioned: [Pg.296]    [Pg.795]    [Pg.41]   


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National Bureau

National Bureau of Standards

National Bureau of Standards smoke

National Standards

Of smoke

SMOKE CHAMBER

Standards, National Bureau

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