Why is gypsum wallboard (drywall) considered a high-risk material for mold growth in water-damaged buildings?
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A
The paper facing and gypsum core absorb water readily and provide a nutrient source for mold
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B
Drywall contains antimicrobial additives that fail after 5 years
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C
Gypsum board only supports mold growth if it contains recycled content
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D
Only the painted surface of drywall is susceptible to mold, not the core