lab safety questions with all correct answers {2025\2026}
latest update
1. When directed to evacuate a lab in TATA
On Muir Field west of
HALL, where should students gather?
Tata Hall.
2. Why are solid closed shoes required, even on
To protect feet from
warm days?
both sharps and
3. A chemical compound may be identified in spills.
several
The Chemical Abstract
Ser-
ways. Which of the following identifiers is unique (does vice registry
number (CAS
not apply to any other compound)? number).
4. Which statement is true about volatile materials? Volatile materials
have
high vapor pressures &
low boiling points.
5. When chemicals are inhaled or ingested, they may become either more
toxic or less toxic mole-
cules.
6. Many factors influence how much harm may be 8. A lab
done upon exposure to a hazardous student
chemical. Which of these factors DOES NOT notified
play a significant roll? the TA of a
SMALL
7. The air handling systems in chemical hazardous
laboratories cir- culates air and balances the chemical
air pressure in various spaces. What difference spill. Under
should there be between the air pressure in a the TA's
laboratory and the air pressure in an guidance,
adjacent hallway? the student
used the
1/
15
, lab safety questions with all correct answers {2025\2026}
latest update
spill kit materials to clean it. Which of the Physical state (gas,
following is NOT the student's liquid, solid)
responsibility?
The laboratory
pressure should be
less than that of the
adjoining hallway
("negative
pressure").
Schedule a retraining
ses- sion on materials
handling with the safety
coordinator.
2/
15
latest update
1. When directed to evacuate a lab in TATA
On Muir Field west of
HALL, where should students gather?
Tata Hall.
2. Why are solid closed shoes required, even on
To protect feet from
warm days?
both sharps and
3. A chemical compound may be identified in spills.
several
The Chemical Abstract
Ser-
ways. Which of the following identifiers is unique (does vice registry
number (CAS
not apply to any other compound)? number).
4. Which statement is true about volatile materials? Volatile materials
have
high vapor pressures &
low boiling points.
5. When chemicals are inhaled or ingested, they may become either more
toxic or less toxic mole-
cules.
6. Many factors influence how much harm may be 8. A lab
done upon exposure to a hazardous student
chemical. Which of these factors DOES NOT notified
play a significant roll? the TA of a
SMALL
7. The air handling systems in chemical hazardous
laboratories cir- culates air and balances the chemical
air pressure in various spaces. What difference spill. Under
should there be between the air pressure in a the TA's
laboratory and the air pressure in an guidance,
adjacent hallway? the student
used the
1/
15
, lab safety questions with all correct answers {2025\2026}
latest update
spill kit materials to clean it. Which of the Physical state (gas,
following is NOT the student's liquid, solid)
responsibility?
The laboratory
pressure should be
less than that of the
adjoining hallway
("negative
pressure").
Schedule a retraining
ses- sion on materials
handling with the safety
coordinator.
2/
15
