Water Damage Restoration Mold and Microbial Remediation

Question 1

According to IICRC S520, what is the primary goal of mold remediation?

Accepted Answer

Removal of contaminated materials and restoration of normal fungal ecology

Answer

Complete sterilization of all surfaces

Answer

Application of antifungal coatings to all surfaces

Answer

Air scrubbing until spore counts reach zero

Question 2

What is the minimum relative humidity level at which most mold species can begin to grow?

Accepted Answer

60% RH

Answer

50% RH

Answer

70% RH

Answer

80% RH

Question 3

What is the typical timeframe for mold growth to begin after a water damage event if materials remain wet?

Accepted Answer

Within 24-48 hours

Answer

Within 6 hours

Answer

Within 7 days

Answer

Within 2 weeks

Question 4

What personal protective equipment (PPE) is required at minimum for Condition 3 mold remediation per IICRC S520?

Accepted Answer

Full-face respirator, disposable coveralls, gloves, and boot covers

Answer

Safety glasses and gloves only

Answer

N95 respirator and gloves

Answer

Half-face respirator and coveralls

Question 5

What is 'cross-contamination' in the context of mold remediation?

Accepted Answer

Transfer of mold spores from contaminated areas to clean areas

Answer

Mixing of different biocide chemicals

Answer

Contamination of soil samples with water

Answer

Incorrect labeling of mold samples

Question 6

What does HEPA stand for in relation to air filtration in mold remediation?

Accepted Answer

High Efficiency Particulate Air

Answer

High Energy Particle Absorption

Answer

Hazardous Environment Particulate Arrest

Answer

High Efficiency Pollution Arrest