IICRC OCT Course 2023 - Practice Questions
1. The _______ is the technician's best instrument for de- Nose
tecting the presence and intensity of an odor.
2. Odor is a gas interpreted by the ______________ Olfactory lobe
________________.
3. The "pure" sensation of smell that is transmitted from real odor
the nose to the olfactory lobe by way of the olfactory
nerve is called ________ _______.
4. _____________________ _______________ is a term used by Psychological odors
some to describe odors which people believe they
smell, based on experiences, suggestions and past
impressions.
5. The human sense that is capable of distinguishing Olfactory sense
odors at very low concentrations is the _____________
____________.
6. An important property for a substance to have a de- water
tectable odor is ______________ solubility.
7. ___________________ is a condition where an individual Aclamation
becomes accustomed to an odor.
8. Odor is most apparent when ________________ and humidity ; temperature
__________________ are high.
9. Most deodorizations usually begin with the removal of source
the _____________.
10. Cleaning the source area is the __________________ prin- 2nd
ciple of odor control.
, IICRC OCT Course 2023 - Practice Questions
11. ________________________ is the third general principle in Penetration
effective deodorization.
12. ___________________ is the fourth principle of odor con- Sealing
trol.
13. A __________________ is a compound that "locks-in" va- sealer
porous odor molecules.
14. Oxidizing agents break down organic matter by oxygen
adding ________________.
15. Chlorine bleach and ozone gas are ___________________. oxidizers
16. Most deodorants used in smoke odor removal con- masking ; pairing
tain a combination of ________________ and ____________
agents.
17. A _____________ _____________ combines with and pairing agent
changes a malodorous substance to create a new
odorless compound.
18. ________________ is a method of disguising a malodor Masking
with a stronger more pleasant odor.
19. Oils, gels or solid materials impregnated with time-released
fragrances to mask odors work on the
____________-__________ principle.
20. The process of enzymes breaking down an odor caus- digestion
ing organic material (such as milk, eggs, fish or pet
odors) is called ___________________.
21. particle ; droplets
1. The _______ is the technician's best instrument for de- Nose
tecting the presence and intensity of an odor.
2. Odor is a gas interpreted by the ______________ Olfactory lobe
________________.
3. The "pure" sensation of smell that is transmitted from real odor
the nose to the olfactory lobe by way of the olfactory
nerve is called ________ _______.
4. _____________________ _______________ is a term used by Psychological odors
some to describe odors which people believe they
smell, based on experiences, suggestions and past
impressions.
5. The human sense that is capable of distinguishing Olfactory sense
odors at very low concentrations is the _____________
____________.
6. An important property for a substance to have a de- water
tectable odor is ______________ solubility.
7. ___________________ is a condition where an individual Aclamation
becomes accustomed to an odor.
8. Odor is most apparent when ________________ and humidity ; temperature
__________________ are high.
9. Most deodorizations usually begin with the removal of source
the _____________.
10. Cleaning the source area is the __________________ prin- 2nd
ciple of odor control.
, IICRC OCT Course 2023 - Practice Questions
11. ________________________ is the third general principle in Penetration
effective deodorization.
12. ___________________ is the fourth principle of odor con- Sealing
trol.
13. A __________________ is a compound that "locks-in" va- sealer
porous odor molecules.
14. Oxidizing agents break down organic matter by oxygen
adding ________________.
15. Chlorine bleach and ozone gas are ___________________. oxidizers
16. Most deodorants used in smoke odor removal con- masking ; pairing
tain a combination of ________________ and ____________
agents.
17. A _____________ _____________ combines with and pairing agent
changes a malodorous substance to create a new
odorless compound.
18. ________________ is a method of disguising a malodor Masking
with a stronger more pleasant odor.
19. Oils, gels or solid materials impregnated with time-released
fragrances to mask odors work on the
____________-__________ principle.
20. The process of enzymes breaking down an odor caus- digestion
ing organic material (such as milk, eggs, fish or pet
odors) is called ___________________.
21. particle ; droplets
