ASTM E648 Standard Test Method for Critical Radiant Flux of Floor-Covering Systems Using a Radiant Heat Energy Source.
NCIDQ Exam Glossary Terms - A
Important NCIDQ Glossary Terms to know for the IDFX, IDPX, and Practicum Exams.
The key thing to remember about this test, is that it measures smoke density in lab conditions, in a smoke chamber – but can not predict the density of density of smoke generated by the materials upon exposure to heat and flame under actual fire conditions.
ASTM E84, is also known as the steiner tunnel test, and tests the flame spread rating of Interior Finishes and Building Materials.
Attenuation or sound dampening can also help improve speech clarity.
Avora is the trade name for the yarns used in inherently FR (Flame-resistant) fabrics.