SJSU CHEM 1A: Safety Questions With Complete Solutions
Accident Reporting Correct Answers Any accident should be
reported to your instructor
After evacuating a building... Correct Answers If you exited
Duncan Hall, move towards grassy area on San Carlos Street
Mall or to other side of San Salvador St. If you exited from
Science Building, move to grassy area near Tower Hall or across
Fourth St. Do not return to building unless permitted by
Emergency Coordinators or Police.
Building Evacuation Correct Answers If you hear emergency
alarm or are told to evacuate by Emergency Coordinators or
Monitors, walk to nearest stairway (not elevators) and exit. Take
personal belongings with you. Evactutrac evacuation devices are
located on 4th and 6th floor of every Duncan Hall stairwell and
on every 3rd floor of science stairwell. Be quiet and follow
instructions of Emergency Coordinators.
Chemical Name Examples Correct Answers Formula &
structure
Chemical Spills Correct Answers Clean non-hazardous ones
with paper towels and water (check with instructor). Do not
attempt to clean a hazardous spill on you own and notify
faculty/staff member. First aid should be started on anyone
contaminated by spill to make sure spreading of contamination
does not occur.
, Clothing Correct Answers Minimum skin exposure and closed
toe and heel shoes. No swim suits, tank tops, high heels,
platform shoes, or sandals. Should be appropriate to laboratory.
Loose long clothing & hair should be confined
Cold Traps & Cryogenic Hazards Correct Answers Use
appropriate gloves & eye protection w/ all cryogenic liquids, use
gloves w/ dry ice
Colored Diamonds on Reagent Bottles Correct Answers
Provide info on flammability (red), reactivity (yellow), toxicity
(blue/health hazard), & other specific hazards (white). Numbers
inside indicate degree of hazard from 0 (least hazardous) to 4
(most). Letter W w/ slash across it in white diamond indicates
material shouldn't be brought in contact w/ water. Letters OX in
white diamond indicate the material is a strong oxidizing agent.
Compressed Gases Correct Answers 1) Secure all compressed
gas tanks in upright position w/ chains positioned at 1/3 & 2/3 of
the cylinder's height
2) Use only appropriate regulators. Never substitute.
3) When using a compressed gas tank, never open main valve
more than 1/2 turn
4) Shut off tanks when not using
5) Transport & store tanks properly. Use hand trucks for
transportation. Mark empty tanks "MT"
Contact Hazards Correct Answers 1. Learn location of eyewash
fountain and safety shower. Learn to use them. (In case of
serious accidents where 1+ students' eyes are chemically
Accident Reporting Correct Answers Any accident should be
reported to your instructor
After evacuating a building... Correct Answers If you exited
Duncan Hall, move towards grassy area on San Carlos Street
Mall or to other side of San Salvador St. If you exited from
Science Building, move to grassy area near Tower Hall or across
Fourth St. Do not return to building unless permitted by
Emergency Coordinators or Police.
Building Evacuation Correct Answers If you hear emergency
alarm or are told to evacuate by Emergency Coordinators or
Monitors, walk to nearest stairway (not elevators) and exit. Take
personal belongings with you. Evactutrac evacuation devices are
located on 4th and 6th floor of every Duncan Hall stairwell and
on every 3rd floor of science stairwell. Be quiet and follow
instructions of Emergency Coordinators.
Chemical Name Examples Correct Answers Formula &
structure
Chemical Spills Correct Answers Clean non-hazardous ones
with paper towels and water (check with instructor). Do not
attempt to clean a hazardous spill on you own and notify
faculty/staff member. First aid should be started on anyone
contaminated by spill to make sure spreading of contamination
does not occur.
, Clothing Correct Answers Minimum skin exposure and closed
toe and heel shoes. No swim suits, tank tops, high heels,
platform shoes, or sandals. Should be appropriate to laboratory.
Loose long clothing & hair should be confined
Cold Traps & Cryogenic Hazards Correct Answers Use
appropriate gloves & eye protection w/ all cryogenic liquids, use
gloves w/ dry ice
Colored Diamonds on Reagent Bottles Correct Answers
Provide info on flammability (red), reactivity (yellow), toxicity
(blue/health hazard), & other specific hazards (white). Numbers
inside indicate degree of hazard from 0 (least hazardous) to 4
(most). Letter W w/ slash across it in white diamond indicates
material shouldn't be brought in contact w/ water. Letters OX in
white diamond indicate the material is a strong oxidizing agent.
Compressed Gases Correct Answers 1) Secure all compressed
gas tanks in upright position w/ chains positioned at 1/3 & 2/3 of
the cylinder's height
2) Use only appropriate regulators. Never substitute.
3) When using a compressed gas tank, never open main valve
more than 1/2 turn
4) Shut off tanks when not using
5) Transport & store tanks properly. Use hand trucks for
transportation. Mark empty tanks "MT"
Contact Hazards Correct Answers 1. Learn location of eyewash
fountain and safety shower. Learn to use them. (In case of
serious accidents where 1+ students' eyes are chemically
