When looking at the ANSI/ASHRAE Standard 34-2010, flammability can be recognized through the:
A) Letter B. B) Letter A. C) Numbers 1—3. D) Numbers 4—6.
C
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Indicate whether the statement is true or false
Corrosion is caused by _____
a. acids created by the combination of air and liquid b. viscosity that is too high c. pressure that is too high d. a low pour point
To avoid falling, when working above a sheetrock ceiling technicians should
A) Walk slowly whenever it is necessary to walk directly on the sheetrock B) Walk quickly whenever it is necessary to walk directly on the sheetrock C) Step only on the sheetrock between the ceiling joists D) Step only on the ceiling joist
Which one is the right tooled joint to be used in given figure
A) decorative joint with a wood spacer
B) tooled dummy joint
C) tooled construction joint with expansion material
D) tooled construction joint