IICRC OCT STUDY GUIDE UPDATED
EXAM 2026/2027 COMPLETE
MULTIPLE CHOICE QUESTION BANK
WITH VERIFIED ANSWERS//DETAILED
EXPLANATIONS //ALREADY GRADED
A+ AND 100% GURANTEE PASS (BRAND
NEW EDITION!!!!!!)
Technicians should consider wearing what at all times during
work hours when real or suspected hazards exist? - THE CORRECT
ANSWER-Proper PPE
Ozone is a gaseous oxidizing agent with the chemical symbol? -
THE CORRECT ANSWER-O3
Ozone in relation to air is? - THE CORRECT ANSWER-Heavier
Electrically powered devices used to produce an oxidizing odor-
control gas? - THE CORRECT ANSWER-Ozone Generator
Prolonged exposure to ozone gas may damage? - THE CORRECT
ANSWER-People, pets and natural rubber
Signs and symptoms of over exposure to ozone gas include - THE
CORRECT ANSWER-Dry nose, sore throat, nosebleed
, Hydroxyl molecules are the result of the chemical change
when? - THE CORRECT ANSWER-Water vapor passing through
ultraviolet light
Hydroxyls and ozone are referred to as? - THE CORRECT ANSWER-
Oxidizing agents
ULV units are electrically powered sprayers that may be used to
fog the air space with? - THE CORRECT ANSWER-Water-based
deodorants and encapsulants
This ULV fogger creates droplets in the? - THE CORRECT ANSWER-8 -
15 micron range
Thermal foggers use heat to produce an extremely fine dry fog
in the? - THE CORRECT ANSWER-0.5 - 2 micron range
Most thermal fogging formulations are? - THE CORRECT ANSWER-
Petroleum based products
Excessive application with a hot thermal fogger using
petroleum-based deodorizers, - THE CORRECT ANSWER-Can leave an
oily film on surfaces
The most serious potential risk of over fogging petroleum-based
deodorizers is? - THE CORRECT ANSWER-Explosion
EXAM 2026/2027 COMPLETE
MULTIPLE CHOICE QUESTION BANK
WITH VERIFIED ANSWERS//DETAILED
EXPLANATIONS //ALREADY GRADED
A+ AND 100% GURANTEE PASS (BRAND
NEW EDITION!!!!!!)
Technicians should consider wearing what at all times during
work hours when real or suspected hazards exist? - THE CORRECT
ANSWER-Proper PPE
Ozone is a gaseous oxidizing agent with the chemical symbol? -
THE CORRECT ANSWER-O3
Ozone in relation to air is? - THE CORRECT ANSWER-Heavier
Electrically powered devices used to produce an oxidizing odor-
control gas? - THE CORRECT ANSWER-Ozone Generator
Prolonged exposure to ozone gas may damage? - THE CORRECT
ANSWER-People, pets and natural rubber
Signs and symptoms of over exposure to ozone gas include - THE
CORRECT ANSWER-Dry nose, sore throat, nosebleed
, Hydroxyl molecules are the result of the chemical change
when? - THE CORRECT ANSWER-Water vapor passing through
ultraviolet light
Hydroxyls and ozone are referred to as? - THE CORRECT ANSWER-
Oxidizing agents
ULV units are electrically powered sprayers that may be used to
fog the air space with? - THE CORRECT ANSWER-Water-based
deodorants and encapsulants
This ULV fogger creates droplets in the? - THE CORRECT ANSWER-8 -
15 micron range
Thermal foggers use heat to produce an extremely fine dry fog
in the? - THE CORRECT ANSWER-0.5 - 2 micron range
Most thermal fogging formulations are? - THE CORRECT ANSWER-
Petroleum based products
Excessive application with a hot thermal fogger using
petroleum-based deodorizers, - THE CORRECT ANSWER-Can leave an
oily film on surfaces
The most serious potential risk of over fogging petroleum-based
deodorizers is? - THE CORRECT ANSWER-Explosion
