WorksheetsPAE: Lab Safety
Total questions: 22
Worksheet time: 12mins
What is the purpose of personal protective equipment in a laboratory?
To enhance comfort
To protect from hazards
To improve vision
To increase speed
Face & Eye Protection must cover the entire ______.
mouth
nose
face or eyes
ears
Which type of gloves should be used when handling sharp tools?
Leather gloves
Kevlar® gloves
Disposable gloves
Cotton gloves
Proper attire in a lab setting includes wearing ______ shoes with a slip-resistant sole.
open-toe
closed-toe
high-heeled
sandal
Respiratory protection devices are used to protect against the inhalation of harmful substances such as gases, mists, vapors, and fine ______.
liquids
particles
solids
fumes
Fill in the blank: When working with heat, one should avoid _______ towards or over a heat source.
leaning
running
jumping
sitting
What is a potential hazard when working with electricity?
Igniting flammable materials
Water damage
Optical damage
Chemical burns
Batteries are a collection of cells where a ______ reaction is used to create electricity.
Physical
Chemical
Optical
Thermal
Lasers can be used for various applications. Which of the following is NOT a use for lasers?
Cutting
Diagnostics
Cooking
Communication
When working with lasers, ensure there is no ______ material in the path of the beam.
Reflective
Absorbent
Transparent
Opaque
Which of the following is a general rule when working with power tools?
Pull on the cord to unplug it
Keep all cords away from heat and sharp edges
Leave the tool connected when not in use
Ignore proximity to blades.
Radiation can lead to health hazards such as ______.
Skin burns
Excessive noise
Prototypes
Balance
Proper waste disposal is essential to ensure the health and safety of staff and the ______.
Environment
Power tools
Radiation
Prototypes
In case of a fire, you should remain ______ and attempt to smother small fires with a fire extinguisher.
calm
panicked
indifferent
excited
What should you use to smother a fire?
Fire extinguisher
Fire blanket
Water bucket
Sandbag
According to the Occupational Safety and Health Administration (OSHA), health hazards fall into four categories. Match each category with the correct examples.
solvents, adhesives, paints, toxic dusts
Chemical hazards
noise, radiation, heat
Physical hazards
infectious diseases
Biological hazards
heavy lifting, repetitive motions and vibration
Ergonomic risk factors
Which symbol represents a corrosive substance?
The exclamation mark symbol indicates a _______ substance.
Harmful
Explosive
Corrosive
Toxic
The symbol with a flame represents a _______ substance.
Flammable
Corrosive
Toxic
Health hazard
What does the symbol with a person and a star-like shape on the chest indicate?
Health hazard
Toxic
Flammable
Corrosive
Which symbol is used for substances that are harmful to the environment?
Health hazard
Environmental hazard
Toxic
Flammable
The symbol with a flame over a circle is used for _______ substances.
Oxidizing
Explosive
Harmful
Toxic
