IDFX Materials and Finishes 2

Question 1

Which ASTM standard governs the measurement of carpet wear resistance through the Vettermann drum test?

Accepted Answer

ASTM D 5252

Answer

ASTM D 1536

Answer

ASTM D 6962

Answer

ASTM F 1066

Question 2

The VOC emissions from paints and coatings contribute to which indoor air quality concern?

Accepted Answer

Formation of ground-level ozone and sick building syndrome symptoms

Answer

Increased particulate matter concentrations

Answer

Mold growth on wall surfaces

Answer

Radon gas accumulation

Question 3

A 'Class A' (Class I) fire rating for interior finish materials, as tested by ASTM E 84, requires what maximum flame spread index (FSI)?

Accepted Answer

FSI of 0 to 25

Answer

FSI of 26 to 75

Answer

FSI of 76 to 200

Answer

FSI over 200

Question 4

Which property of a resilient floor covering is measured by the Shore A hardness test?

Accepted Answer

Surface hardness and indentation resistance

Answer

Slip resistance under wet and dry conditions

Answer

Chemical resistance to cleaning agents

Answer

Dimensional stability under temperature changes

Question 5

In stone selection for countertops, which characteristic makes quartzite preferable to marble for kitchen applications?

Accepted Answer

Quartzite has greater hardness and acid resistance than marble

Answer

Quartzite has a higher porosity than marble

Answer

Quartzite is always less expensive to fabricate than marble

Answer

Quartzite is available in a wider range of colors than marble

Question 6

What does the 'double rub' count measure in fabric performance testing?

Accepted Answer

The number of back-and-forth cycles before visible wear, abrasion, or face yarn failure

Answer

The number of times a fabric can be folded before fiber breakdown

Answer

The shrinkage percentage of fabric after repeated washing

Answer

The UV exposure level before color fading occurs