An intensive automotive shop safety instructional unit covering personal safety, tool safety, chemicals (SDS), exhaust gases, asbestos dust, and electric vehicle (EV) high-voltage hazards. Designed to ensure students achieve 100% mastery on safety licensing exams.
Standard batteries produce highly explosive hydrogen gas when charging or cycling.
Keep open sparks far away.
100% Exam Alert: Orange wiring always indicates High Voltage EV circuits. SLIDE 7 OF 8
Test Prep: Flash Questions
Question 1
What is the maximum allowed gap spacing between a bench grinder wheel and the mechanical tool rest?
Answer: 1/8 inch (3 mm)
Question 2
Why is using high-pressure compressed air strictly banned for cleaning brake and clutch assemblies?
Answer: It releases toxic, airborne carcinogen asbestos fibers.
Ready for the exam? Review notes and proceed to the 100% Mastery Safety Test! SLIDE 8 OF 8
C) Heavy steel rims
D) Locking jack stands
STATE COMPLIANCE ASSESSMENT STANDARD 1 PAGE 1 OF 3
Safety Certification Exam
100% MASTERY SHOP SAFETY LICENSING TEST
REQUIRED PASSING SCORE: 100%
Name: ___________________
Date: _____________
Period: _________
Score: ______ / 25
13. Who is responsible for providing safety data sheets (SDS)?
A) Local dealership
B) Shop foreman
C) Chemical manufacturer
D) EPA field inspector
14. What info is located on an OSHA chemical transfer label?
A) Price and fluid volume
B) Chemical name & hazard
C) Delivery date
D) Shop name & area
15. What is the primary hazard of Carbon Monoxide (CO) gas?
A) Eye tissue damage
B) Toxic and asphyxiating
C) Highly corrosive acid
D) Explosive vapor
16. What does "HC" represent in exhaust gases?
A) Hydrochloric Acid
B) Helium Carbon
C) Hydrocarbons
D) Heavy Cobalt
17. Which gas is formed due to high combustion temperature?
A) Nitrogen Oxides (NOx)
B) Water vapor
C) Helium gas
D) Pure Oxygen
18. What is the health hazard classification of asbestos?
A) Minor irritant
B) Known Carcinogen
C) Non-hazardous dust
D) Corrosive agent
19. How should brake dust be cleaned off assemblies?
A) Compressed air blower
B) Dry wire brush
C) Wet brake washer
D) Shake off by hand
20. What color indicates dangerous EV high-voltage cables?
A) Bright Orange
B) Lemon Yellow
C) Neon Blue
D) Deep Purple
21. What color wiring represents the airbag (SRS) circuit?
A) Green
B) Yellow
C) Black
D) White
22. What explosive gas is released during battery charging?
A) Nitrogen gas
B) Carbon Dioxide
C) Hydrogen gas
D) Argon gas
23. What does "Loss of Isolation" refer to in an EV?
A) Low tire pressure
B) High-voltage leak
C) Dead 12V battery
D) Broken window seal
24. What are you wearing if asbestos exposure is unavoidable?
A) Tinted shield
B) Approved filter mask
C) Surgical mask
D) Plastic face shield
25. What is the minimum time you must flush your eyes if chemicals enter them?
A) 30 seconds
B) 5 minutes
C) 15 minutes
D) 1 hour
STATE COMPLIANCE ASSESSMENT STANDARD 1 PAGE 2 OF 3
Teacher Resource
OFFICIAL TEACHER ANSWER KEY & GRADING SCHEME
Grading Policy (100% Mastery Requirement):
In order to fulfill vocational safety and insurance licensing requirements, every student must answer all 25 questions correctly (25/25) before being granted access to the shop floor. Students who score below 25 must review slide decks, retake notes, and take a remediation backup exam.
