IICRC MRS (Mold Remediation
Specialist) Exam Questions and
Correct Answers
Primary goal of mold remediation
To reduce mold levels to a safe and acceptable level.
Most effective method for preventing mold growth
Ensuring proper ventilation and moisture control.
Containment used for large-scale mold remediation projects
Full containment.
Purpose of using negative air pressure in mold remediation
To prevent mold spores from spreading to other areas.
,Common indicator of a mold-contaminated environment
Musty odor.
Recommended action if mold is found on porous materials such as drywall
Remove and discard the affected material.
Essential personal protective equipment (PPE) for mold remediation workers
Not specified in the provided notes.
Safety goggles
Protective eyewear used to shield eyes from mold exposure.
Respirators
Devices worn to protect the respiratory system from inhaling harmful substances.
Gloves
Protective handwear to prevent skin contact with mold.
, HEPA filters
Filters used to capture mold spores and other particulates, preventing them from
being released into the air.
Moisture meters
Devices used to detect moisture levels in materials, helping to identify areas that
may be prone to mold growth.
Limited containment
A containment method used for small, isolated mold remediation projects to
prevent the spread of mold spores.
Air scrubbers
Devices that filter and clean the air, removing mold spores and other
contaminants.
Source of moisture
The origin of excess moisture that contributes to mold growth, which must be
identified and addressed.
Specialist) Exam Questions and
Correct Answers
Primary goal of mold remediation
To reduce mold levels to a safe and acceptable level.
Most effective method for preventing mold growth
Ensuring proper ventilation and moisture control.
Containment used for large-scale mold remediation projects
Full containment.
Purpose of using negative air pressure in mold remediation
To prevent mold spores from spreading to other areas.
,Common indicator of a mold-contaminated environment
Musty odor.
Recommended action if mold is found on porous materials such as drywall
Remove and discard the affected material.
Essential personal protective equipment (PPE) for mold remediation workers
Not specified in the provided notes.
Safety goggles
Protective eyewear used to shield eyes from mold exposure.
Respirators
Devices worn to protect the respiratory system from inhaling harmful substances.
Gloves
Protective handwear to prevent skin contact with mold.
, HEPA filters
Filters used to capture mold spores and other particulates, preventing them from
being released into the air.
Moisture meters
Devices used to detect moisture levels in materials, helping to identify areas that
may be prone to mold growth.
Limited containment
A containment method used for small, isolated mold remediation projects to
prevent the spread of mold spores.
Air scrubbers
Devices that filter and clean the air, removing mold spores and other
contaminants.
Source of moisture
The origin of excess moisture that contributes to mold growth, which must be
identified and addressed.
