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CSMLS 2024 > Safety Blue book > Flashcards

Safety Blue book Flashcards

1
Q

what hazard is viruses and parasites

A

biological hazard

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2
Q

what hazard is radiation, thermal stress, and mechanical hazard

A

physical hazard

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3
Q

what hazard is due to stress in the workplace physically or mentally

A

ergonomic hazard

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4
Q

What is the hierarchy of controls

A

top -> down

Engineering, administrative, PPE

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5
Q

examples of engineering control

A

fume hood, biosafety cabinet, substitution of less toxic material

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6
Q

example of administrative control

A

safe work procedure, scheduling, training

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7
Q

What is the internal responsibility system used for

A

demonstrate responsibilies of management and employees

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8
Q

3 main elements of WHMIS

A

SDS, labels, training

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9
Q

what does the OHSMS do

A

ensure all roles and responsibilies are identified, documented, and accounted for

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10
Q

what 3 factors is risk level calculated by

A

frequency of hazard
severity of hazard
probability of hazard

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11
Q

Steps of a Job Hazard Assessment

A
  1. list critical steps
  2. ID all equipemnt used for procedure
  3. ID potential hazards
  4. review available control measures
  5. verify effectiveness of controls
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12
Q

what does containment level 1 have

A
  • biosafety by good practices
  • physical containment
  • handwash sinks
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13
Q

what does containment level 2 have

A
  • administrative controls
  • physical containment
  • biosafety equipment
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14
Q

what does containment level 3 have

A
  • engineering controls
  • ## HEPA filters and BSC
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15
Q

where can biological aerosols be suspended

A

bacteria, virus, parasites, fungid

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16
Q

decontaminate definition

A

killin gmicroorganisms

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17
Q

disinfection definition

A

destroy organims but NOT spores by chemicals

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18
Q

sterilization definition

A

removal of microorganisms by chemical or physical means

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19
Q

autoclave parameters

A

121 C
15psi / 103kPA
30-60 mins

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20
Q

microorganism for autoclave indicator

A

geobacillus stearothermophilus

bacillus atrophaeus

21
Q

what disinfectant used for highly concentrated biological spills

A

peroxyacetic acid mixed with hydorgen peroxide

22
Q

what microorganism is usually resistant to disinfectants

23
Q

what is the most important part of the biosaftey cabinet

A

HEPA filter - made of glass and paper

24
Q

when are biosaftey cabinets teseted

A

instillation
moved or repaired
annually

25
where should vortex or mixers be located in the biosaftey cabinet
back but not blocking the grilles
26
T/F elbows and arms do not rest on the grille or work surface
T
27
should a bottle of disinfectant be inside the BSC
yes
28
what should NOT be inside a BSC
propane or any open flames are not allowed
29
Is UV light most effective in BSC
no because it only cleans the surface bugs
30
how long to wait for disinfectant on small spills
30 minutes
31
What is the procedure for large spills
inform others in area and move out to allow aerosol to settle
32
how long to wait for centriduge if a tube breaks whiel spinning
30 minutes
33
T/F most flammabble liquids cause neurotoxic effects
T
34
who is WHIMIS compatible with
GHS globally harmonized system
35
What are suppliers responsiblilty
deem hazardous, labels, and SDS sheets
36
employer responsibilities
education and training, labelling, SDS to workers
37
worker responsibilites
attend education and ID hazards
37
what is the most common route of hazard for lab
respiratory
38
4 different types of fire extinguishers
A- paper, wood, cardboard B- oils C- current / electricity D- metals
39
what are flammable materials separated from
oxidizing materials
40
what are the first steps for chemical spills of volative or flammable liquids
1. turn off ignition sources 2. get everyone out 3. set up barriers
41
what can activated charcoal be used up to clean
solvents
42
what are 3 non ionizing radiation in labs
laser microwaves uv rays
43
what does laser stand for
light amplification by stimulated emission of radiation
44
what are teratogens
substances that cause birth defects
45
what is a method of laboratory ventilation
HVAC heat, ventiation, air-con
46
what are canopy hoods
capture heat from spectrophotometers or autoclaves
47
48
what is a direct connection in laboratory air
preventing release of contaminiants by capturing at the source; flammable storage cabinet connected

CSMLS 2024 (3 decks)

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