Knowledge Flashcards
7 cards from real Flood Restoration practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Knowledge flashcards as text
Which drying method increases evaporation by moving air across wet surfaces?
Answer: Air movers
Air movers (fans) accelerate evaporation by directing high-velocity airflow over wet materials.
What does GPP stand for in psychrometric drying calculations?
Answer: Grains Per Pound
GPP (grains per pound) measures the actual amount of moisture in the air.
When is it generally appropriate to remove wet drywall rather than dry it in place?
Answer: When affected by Category 3 contaminated water
Category 3 contamination usually requires removing porous materials like drywall that cannot be safely sanitized.
What is the purpose of applying an antimicrobial during flood restoration?
Answer: To inhibit microbial and mold growth
Antimicrobials are applied to control bacteria and mold growth on affected surfaces.
Within how many hours can mold typically begin to grow on wet materials if not dried?
Answer: 24 to 48 hours
Mold can begin growing within 24 to 48 hours on damp organic materials.
Which tool detects moisture behind walls without causing damage?
Answer: Non-penetrating (non-invasive) moisture meter
A non-penetrating moisture meter detects moisture through surfaces without leaving holes.
What does a 'dry standard' refer to in structural drying?
Answer: The normal moisture level of unaffected similar materials
The dry standard is the moisture content of comparable unaffected material, used as the target goal.