NWFA CI Practice Questions - NWFA Certified Wood Flooring Installer (CI) Exam

Wood flooring is described as a hygroscopic material. What does that mean for the installer?

It conducts electricity when wet It absorbs and releases moisture to reach equilibrium with surrounding air It is naturally resistant to all moisture It expands only when heated

Correct Answer:

It absorbs and releases moisture to reach equilibrium with surrounding air

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