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chem 015 > CHEM SAFETY > Flashcards

CHEM SAFETY Flashcards

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1
Q

First Aid

Flush the opened eyes for at least 15 minutes in an emergency eye wash.

A

Chemical Splash in the eyes

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2
Q

EU Chemical Hazard Symbols

Carcinogen, Mutagenicity, Reproductive toxicity, Respiratory sensitizer, target organ toxicity, Aspiration toxicity

A

health hazard

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3
Q

First Aid

true or false

Removing contaminated clothes including undergarments and jewelries from the victim greatly adds to the severity of chemical burn.

A

false - adds to - reduces

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4
Q

MSDS

yellow - 1

A

may react if heated or mixed with water but not violently

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5
Q

MSDS

blue - 4

A

May be fatal on short exposure. PPE is required

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6
Q

MSDS

red - 4

A

Flammable gas or extremely flammable liquid

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7
Q

MSDS

red - 1

A

Combustible if heated

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8
Q

Safe working protects:

A

You, Other lab workers, Cleaners, Visitors, Your work

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9
Q

MSDS

yellow - 3

A

Explosive if shocked, heated under fine confinement, or mixed with water

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10
Q

EU Chemical Hazard Symbols

Skull and crossbones, fatal or toxic

A

Acutely toxic

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11
Q

First Aid

true or false

Do not report all accidents to your
instructor.

A

false - Report

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12
Q

EU Chemical Hazard Symbols

Aquatic toxicity

A

Environmental hazard

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13
Q

EU Chemical Hazard Symbols

skin corrosion/burn, eye damage, corrosive to metals

A

Corrosive/Corrosion

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14
Q

MSDS

red - 3

A

The combustible liquid flash point is below 100 degrees F

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15
Q

MSDS means

A

Material Safety Data Sheet

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16
Q

First Aid

Immediately flush the skin with large amount of water. Remove all the contaminated clothes including undergarments and jewelries.

A

Chemical on the skin

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17
Q

The health hazard pictogram indicates a product contains chemicals that may cause health effects in humans, including cancer, gene mutation, reproductive health effects, respiratory sensitivity, and organ toxicity.

A

health hazard

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18
Q

Never [], [] or [] in a
laboratory.

A

eat, drink, smoke

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19
Q

[] hair must be []

A

long, tied back

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20
Q

First Aid

For ALL chemical splashes, wash
with plenty of water for []

A

10 mins

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21
Q

First Aid

Control bleeding with [], avoiding any foreign bodies such as glass

A

direct pressure

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22
Q

MSDS

red - 0

A

Not combustible

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23
Q

MSDS

blue - 2

A

May be harmful if inhaled or absorbed

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24
Q

Do not carry []. Use
[] or carts with [].

A

containers by hand, bottle carriers, secondary containment

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25
Q

Always [] before you leave and especially before []

A

wash your hands, leaving

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26
Q

First Aid

Bleeding
Hold a [] or any pad [] on the wound and apply []. Get medical attention immediately

A

clean towel, directly, hand pressure

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27
Q

Laboratory hazards – Broken Glassware

Dispose of [] or [] – it is a
risk to you and others

A

chipped, broken glassware

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28
Q

Numerical ratings for hazards in the NFPA system always have the ff. general meanings

3

A

Serious Hazard

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29
Q

Chemical Hazards: White

A

special hazard

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30
Q

General Tidiness

Make sure everything is [] before you [].

A

safe, leave things unattended

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31
Q

Messy workers are usually poor workers!!

true or false

A

true

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32
Q

Do not [] any chemicals

A

taste

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33
Q

Numerical ratings for hazards in the NFPA system always have the ff. general meanings

1

A

Slight Hazard

34
Q

How to transport chemicals?

Wear [] []

A

appropriate, PPE

35
Q

Laboratory hazards – Broken Glassware

Always dispose of [] in a [] or [] and not in a []

A

broken glass, glass bin, sharps bin, general waste bin

36
Q

MSDS

yellow - 2

A

Unstable or may react violently if mixed with water

37
Q

Chemical Storage – requirements

Segregate chemicals by

A

hazard class or compatibility

38
Q

General Tidiness

Clear up [], deal with [] and put things [].

A

waste, washing up, away as you finish with them

39
Q

The main purpose of ventilated cabinets

A

to keep chemical fumes from building up and to minimize exposure to harmful chemicals by people who use the facilities.

40
Q

Chemical Storage – requirements

Be aware of

A

Special storage conditions (temperature, relative humidity, limited shelf life)

41
Q

Chemical Storage – requirements

There must be an ?

A

inventory list of hazardous
chemicals.

42
Q

Chemical Hazards: Red

A

Flammability

43
Q

How to use fire extinguisher?

A

-Twist the pin to break the safety seal
-Pull out the safety pin
-Aim at the base of the fire
-Squeeze the lever to discharge the extinguishing agent
-Sweep the nozzle from side to side until the flames are total extinguished

44
Q

Chemical Storage – requirements

Use approved

A

flammable storage cabinets for flammable liquids

45
Q

Chemical Storage – requirements

Use [] or trays for []

A

secondary containers, corrosive or toxic solvents

46
Q

Chemical Storage – requirements

If available, use

A

ventilated cabinets for volatile toxics and odoriferous chemicals

47
Q

the application of the best practices for handling chemicals and chemistry processes to minimize risk, whether to a person, facility, or community. It involves understanding the physical, chemical, and toxicological hazards of chemicals.

A

Chemical safety

48
Q

EU Chemical Hazard Symbols

Gasses under pressure

A

gas cylinder

49
Q

Numerical ratings for hazards in the NFPA system always have the ff. general meanings

2

A

Moderate Hazard

50
Q

MSDS

red - 2

A

The combustible liquid flash point is between 100 degrees F to 200 degrees F

51
Q

General Tidiness

Keep your [].

A

workplace tidy

52
Q

How to transport chemicals?

Know the [] of the chemicals and
[] in the event of a []

A

hazards, what to do, release or spill

53
Q

Chemical Storage – requirements

Containers shall be

A

dated when received and opened

54
Q

First Aid

true or false

All laboratory workers should not
undergo simple first aid training

A

false - should

55
Q

MSDS

blue - 0

A

No unusual hazard

56
Q

MSDS

yellow - 0

A

Not reactive when mixed with water

57
Q

a technical document that
contains information on the potential hazards and ways to handle
the chemical products for safety purposes.

A

Material Safety Data Sheet

58
Q

Laboratory hazards – Spillages

A
  • Clear up spillage promptly.
  • You will already have determined how to
    do this as part of your risk assessment.
  • Dispose of any hazardous material as
    toxic waste.
59
Q

Numerical ratings for hazards in the NFPA system always have the ff. general meanings

0

A

Minimal hazard

60
Q

MSDS

yellow - 4

A

Explosive at room temperature

61
Q

What are the laboratory hazards?

A

Fire, Breakage of glassware, Sharps, Spillages, Pressure equipment & gas
cylinders, Extremes of heat & cold, Chemical hazards, Biological hazards, Radiation

62
Q

MSDS

blue - 1

A

May be irritating

63
Q

Do not apply [], [], or [] in the lab

A

cosmetics, eat, drink

64
Q

Chemical Hazards: Yellow

A

instability/reactivity

65
Q

Safety is everyone’s []

A

responsibility

66
Q

Laboratory hazards – Broken Glassware

Use [] for the [] of
[] onto glassware

A

correct techniques, insertion, tubing

67
Q

EU Chemical Hazard Symbols

Flammables, Pyrophorics, Self heating, Emits flammable gas, self reactives, organic peroxides

A

Flame/Flammable

68
Q

Personal Protective Equipment

A

Gloves, Goggles, Lab gown/Apron, Closed Shoes

69
Q

EU Chemical Hazard Symbols

flame over circle

A

Oxidizers, Oxidising

70
Q

EU Chemical Hazard Symbols

irritant (skin and eye), skin sensitizer, acute toxicity, narcotic effects, respiratory tract irritant, hazardous to ozone layer

A

irritant/harmul - exclamation mark

71
Q

What are the safety equipment in the lab?

A

eye wash fountain, safety shower, fire extinguisher, emergency exits

72
Q

Chemical Storage – requirements

Accompanying

A

MSDS must be kept

73
Q

How to transport chemicals?

Individuals transporting the chemical [] with the [] of the
chemicals being transported.

A

must be familiar, MSDS

74
Q

Laboratory hazards:

Flammable substances

A
  • Use minimum quantity
  • Store in special storage
    cabinet
  • Use temperature-controlled
    heating sources (water-bath rather than hotplate or Bunsen burner)
75
Q

Chemical Hazards: Blue

A

health hazard

76
Q

MSDS

blue - 3

A

Corrosive or toxic. Avoid skin contact or inhalation

77
Q

EU Chemical Hazard Symbols

explosives, self reactives, organic peroxides

A

Explosive - exploding bomb

78
Q

General Tidiness

A tidy laboratory [] to everyone.

A

avoids accidents

79
Q

Chemical Storage – requirements

Chemical containers must be labeled with a
minimum of

A

chemical name, hazard warnings

80
Q

Laboratory hazards – Broken Glassware

Never use glassware [] or
[] unless it is designed for the job and
[]

A

under pressure, vacuum, suitably shielded

81
Q

Numerical ratings for hazards in the NFPA system always have the ff. general meanings

4

A

Severe Hazard

chem 015 (10 decks)

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