Hawaii Industrial Cleaning Contractor
Exam Questions And Correct Answers
(Verified Answers) Plus Rationale2026
Q&A| Instant Download Pdf
1. What is the primary goal of industrial cleaning in facilities?
A. Improve building aesthetics
B. Reduce labor costs
C. Protect health, safety, and operations
D. Prepare surfaces for decorative painting
C. Protect health, safety, and operations
Rationale: Industrial cleaning focuses on maintaining safe operations and
preventing hazards, not aesthetics.
2. Which federal agency regulates hazardous waste during industrial
cleaning?
A. CDC
B. DOT
C. EPA
D. FCC
C. EPA
Rationale: EPA sets national hazardous waste management
standards.
3. What is the main purpose of a Safety Data Sheet (SDS)?
A. To provide marketing information
B. To describe supplier financials
C. To outline hazards and safe handling procedures
D. To show equipment pricing
, C. To outline hazards and safe handling procedures
Rationale: SDS documents communicate chemical hazards and
controls.
4. Which PPE is most important when handling corrosive cleaning
chemicals?
A. Cloth gloves
B. Leather gloves
C. Neoprene or nitrile gloves
D. Wool gloves
C. Neoprene or nitrile gloves
Rationale: These materials resist corrosion and chemical penetration.
5. What is the primary risk of confined spaces in industrial cleaning?
A. High temperatures
B. Limited visibility
C. Oxygen deficiency
D. Noise exposure
C. Oxygen deficiency
Rationale: Confined spaces often lack adequate oxygen or contain
toxic gases.
6. Which system helps remove dust at the source during cleaning
operations?
A. Gravity filtration
B. Dilution ventilation
C. Local exhaust ventilation
D. Natural airflow
C. Local exhaust ventilation
Rationale: LEV captures contaminants at the point of generation.
7. The term “industrial hygiene” primarily refers to:
A. Keeping the workplace tidy
B. Identifying and controlling workplace hazards
C. Washing hands before eating
D. Creating cleaning schedules
B. Identifying and controlling workplace hazards
Rationale: Industrial hygiene focuses on hazard recognition and
control.
, 8. Which type of waste requires manifest tracking?
A. Recyclable waste
B. Hazardous waste
C. Food waste
D. Construction debris
B. Hazardous waste
Rationale: Federal law requires cradle-to-grave tracking of
hazardous waste.
9. When using pressure-washing equipment, the operator must mainly
prevent:
A. Equipment theft
B. Water temperature drop
C. Injury from high-pressure jets
D. Low soap concentration
C. Injury from high-pressure jets
Rationale: High-pressure water streams can cause severe skin
lacerations.
10. What is the recommended method to neutralize an acid spill?
A. Add more acid
B. Apply flammable absorbent
C. Use sodium bicarbonate
D. Add water to dilute
C. Use sodium bicarbonate
Rationale: Sodium bicarbonate neutralizes acids safely.
11. Industrial degreasers are primarily used to remove:
A. Dust
B. Oil and grease residues
C. Paint
D. Rust
B. Oil and grease residues
Rationale: Degreasers dissolve petroleum-based contaminants.
Exam Questions And Correct Answers
(Verified Answers) Plus Rationale2026
Q&A| Instant Download Pdf
1. What is the primary goal of industrial cleaning in facilities?
A. Improve building aesthetics
B. Reduce labor costs
C. Protect health, safety, and operations
D. Prepare surfaces for decorative painting
C. Protect health, safety, and operations
Rationale: Industrial cleaning focuses on maintaining safe operations and
preventing hazards, not aesthetics.
2. Which federal agency regulates hazardous waste during industrial
cleaning?
A. CDC
B. DOT
C. EPA
D. FCC
C. EPA
Rationale: EPA sets national hazardous waste management
standards.
3. What is the main purpose of a Safety Data Sheet (SDS)?
A. To provide marketing information
B. To describe supplier financials
C. To outline hazards and safe handling procedures
D. To show equipment pricing
, C. To outline hazards and safe handling procedures
Rationale: SDS documents communicate chemical hazards and
controls.
4. Which PPE is most important when handling corrosive cleaning
chemicals?
A. Cloth gloves
B. Leather gloves
C. Neoprene or nitrile gloves
D. Wool gloves
C. Neoprene or nitrile gloves
Rationale: These materials resist corrosion and chemical penetration.
5. What is the primary risk of confined spaces in industrial cleaning?
A. High temperatures
B. Limited visibility
C. Oxygen deficiency
D. Noise exposure
C. Oxygen deficiency
Rationale: Confined spaces often lack adequate oxygen or contain
toxic gases.
6. Which system helps remove dust at the source during cleaning
operations?
A. Gravity filtration
B. Dilution ventilation
C. Local exhaust ventilation
D. Natural airflow
C. Local exhaust ventilation
Rationale: LEV captures contaminants at the point of generation.
7. The term “industrial hygiene” primarily refers to:
A. Keeping the workplace tidy
B. Identifying and controlling workplace hazards
C. Washing hands before eating
D. Creating cleaning schedules
B. Identifying and controlling workplace hazards
Rationale: Industrial hygiene focuses on hazard recognition and
control.
, 8. Which type of waste requires manifest tracking?
A. Recyclable waste
B. Hazardous waste
C. Food waste
D. Construction debris
B. Hazardous waste
Rationale: Federal law requires cradle-to-grave tracking of
hazardous waste.
9. When using pressure-washing equipment, the operator must mainly
prevent:
A. Equipment theft
B. Water temperature drop
C. Injury from high-pressure jets
D. Low soap concentration
C. Injury from high-pressure jets
Rationale: High-pressure water streams can cause severe skin
lacerations.
10. What is the recommended method to neutralize an acid spill?
A. Add more acid
B. Apply flammable absorbent
C. Use sodium bicarbonate
D. Add water to dilute
C. Use sodium bicarbonate
Rationale: Sodium bicarbonate neutralizes acids safely.
11. Industrial degreasers are primarily used to remove:
A. Dust
B. Oil and grease residues
C. Paint
D. Rust
B. Oil and grease residues
Rationale: Degreasers dissolve petroleum-based contaminants.
