WRT CERTIFICATION EXAM 2026 PREMIUM
REVIEW SET PROVIDING DETAILED
ANSWER KEY
◉There are 3 levels of biocidal activity, according to the
Environmental Protection Agency (EPA): Answer: 1. Sanitizer
(reduces pathogens to a safe level)
2. Disinfectant (destroys microorganisms, but not spores)
3. Sterilizer (destroys microorganisms, including their spores)
◉Whenever a chemical antimicrobial or biocide is used, restorers
must follow the label __________ explicitly. Answer: directions
◉Most antimicrobials require that the area of application be vacated
by _________ and pets during application and for a period fo time after
application. Answer: occupants
◉Establishing a ___ ________ is the best way to set restorative drying
goals. A dry standard is established by obtaining a moisture reading
using an __________ material. Answer: dry standard & unaffected
◉The numerical value form a moisture meter can be documented
and used to monitor progress. for this reason, the amount of
, moisture absorbed by semi-porous structural materials is measured
most accurately with a moisture _____, not a moisture sensor.
Answer: meter
◉Because of their non-invasive nature and quick surveying
capabilities, non-invasive meters are the most effective tools for
locating abnormal moisture behind and beneath finishing materials
such as _______ ____ and resilient _____ floor coverings. Answer:
ceramic tile & vinyl
◉A thermo-hygrometer is used to monitor any air that can influence
the ___________ and/or ________ ________ with a restorative drying
environment. Answer: temperature & relative humidity
◉To evaluate the progress of structural drying projects, restorers
should measure:
1. moisture in __________ being dried (moisture content readings)
2. ___ being used to dry affected materials (psychrometric readings)
3. ___ produced by mechanical systems (dehumidifiers) Answer:
materials, air, & air
◉Evaporation will increase when: Answer: 1. Wet materials are
made warmer.
2. When drier air is used.
REVIEW SET PROVIDING DETAILED
ANSWER KEY
◉There are 3 levels of biocidal activity, according to the
Environmental Protection Agency (EPA): Answer: 1. Sanitizer
(reduces pathogens to a safe level)
2. Disinfectant (destroys microorganisms, but not spores)
3. Sterilizer (destroys microorganisms, including their spores)
◉Whenever a chemical antimicrobial or biocide is used, restorers
must follow the label __________ explicitly. Answer: directions
◉Most antimicrobials require that the area of application be vacated
by _________ and pets during application and for a period fo time after
application. Answer: occupants
◉Establishing a ___ ________ is the best way to set restorative drying
goals. A dry standard is established by obtaining a moisture reading
using an __________ material. Answer: dry standard & unaffected
◉The numerical value form a moisture meter can be documented
and used to monitor progress. for this reason, the amount of
, moisture absorbed by semi-porous structural materials is measured
most accurately with a moisture _____, not a moisture sensor.
Answer: meter
◉Because of their non-invasive nature and quick surveying
capabilities, non-invasive meters are the most effective tools for
locating abnormal moisture behind and beneath finishing materials
such as _______ ____ and resilient _____ floor coverings. Answer:
ceramic tile & vinyl
◉A thermo-hygrometer is used to monitor any air that can influence
the ___________ and/or ________ ________ with a restorative drying
environment. Answer: temperature & relative humidity
◉To evaluate the progress of structural drying projects, restorers
should measure:
1. moisture in __________ being dried (moisture content readings)
2. ___ being used to dry affected materials (psychrometric readings)
3. ___ produced by mechanical systems (dehumidifiers) Answer:
materials, air, & air
◉Evaporation will increase when: Answer: 1. Wet materials are
made warmer.
2. When drier air is used.
