Industrial Hygiene Flashcards Preview

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Flashcards in Industrial Hygiene Deck (38):
1

industrial hygienists are usually __
A. chemists
B. biologists
C. physicists
D. doctors

A

2

Which is false?
A.Industrial hygienists cannot conduct case control programs.
B.Industrial hygienists cannot present expert testimony in court.
C.Industrial hygiene is known as occupational hygiene in UK.

B - pwede yun

3

A. What is the likelihood that the harm from a particular hazard is not realized?
B. Differentiate safety hazards and health hazards

A. safety
B. Health hazards are brought about by chronic exposures, while safety hazards are caused by accidents

4

Which is false?
A. Not all safety hazards can cause injuries.
B. Safety hazards cannot cause diseases.
C. Safety hazards can slowly kill you.

B - these safety hazards may cause acute poisoning

5

A.primary route of chemical hazards
B.T/F Physical hazards cause physical injuries.
C.Level or class of laser harmful to the eyes

A.inhalation
B.T
C.Class 3 or Class 4

6

Which is false?
A. Living organisms cannot cause safety hazards, only biological ones.
B. Chemical hazards may have biological effects.
C. BOTA

A

7

A. What is an ergonomic hazard?
B.T/F Physical hazards may affect workers from a distance.
C. Enumerate 3 P's of ergonomic hazards

A.improperly designed tools, work areas or work procedures and organizational issues in the workplace
B. T
C. physiological, physical, psychological

8

A. What is cognitive ergonomics?
B. differentiate unsafe acts from unsafe conditions

A. Cognitive ergonomics is when the task is not adapted to the educ level of the workers
B. unsafe acts: actions deviating from the standards
unsafe conditions: any deviations fr standard working environment

9

[Anticipation]
What is false?
A. Involves knowledge and understanding of the several types of workplace environmental stresses
B. Does not require literature review
C. BOTA

B - required hehe

10

[Recognition]
four areas where this should be done

Conditions
Operations
Materials
Processes

11

[Recognition]
three checklists for hazards recognition

Overall process
Equipment
Cleaning Methods

12

False about Walkthrough Survey
A. Follows flow of material into, through & out of the facility
B. Does not include non-product areas
C. Can be for qualitative evaluation

B - included ang mga ito

13

False about safety data sheet
A. Chemical information only
B. Prime source of information on the hazardous properties of chemical products
C. Must be available to all users of the product

A.

14

Which is not a way on identifying hazards?
A. interview
B. report
C. health complaint
D. NOTA

D

15

[Evaluation]
Characterization of the hazard exposure: name 4 areas

Duration
Intensity
Frequency
Timing

16

[Evaluation]
Four levels of monitoring, enumerate

Personal monitoring
Area monitoring
Biological monitoring
Medical surveillance

17

[Evaluation]
False about personal monitoring
.A.For an air contaminant that is toxic when inhaled, the measurement device is placed where?
B. For noise, the dosimeter should be placed where?
C. T/F Carbon dioxide makes you sleepy

A. as close as the breathing zone (just below shoulders to just above eyebrows) as possible
B. close to the ear (hearing zone)
C. T

18

[Evaluation]
in area monitoring, exposure is measured in terms of __?

ambient air concentration of a particular substance in a given area at a given period of time

19

[Evaluation]
Which air monitoring device is this: uses a cyclone in determining respirable dust conc?
A. hot wire thermoanemometer
B. photodetector cell
C. heat stress monitor
D. air sampling train

D

20

[Evaluation]
Which air monitoring device is this: uses atomic absorption spectrometry for quantitative analysis. may estimate gas conc
A. hot wire thermoanemometer
B. detector tubes
C. heat stress monitor
D. air sampling train

B

21

[Evaluation]
Which air monitoring device is this: measures illumination + example: Lux meter?
A. hot wire thermoanemometer
B. photodetector cell
C. heat stress monitor
D. air sampling train

B

22

[Evaluation]
Which air monitoring device is this: determines WBGT index which considers ambient air temp, relative humidity, air movement & radiant heat:?
A. hot wire thermoanemometer
B. photodetector cell
C. heat stress monitor
D. air sampling train

C

23

[Evaluation]
Which air monitoring device is this: has sensors for temp & wind mvmt + determines wind speed?
A. hot wire thermoanemometer
B. photodetector cell
C. heat stress monitor
D. air sampling train

A

24

Differentiate biological monitoring from medical surveillance.

Biological monitoring: determines level of chemical or metabolite @ urine, blood, breath, hair

Medical surveillance: Can extend beyond biological monitoring of individuals to incorporate screening of exposed populations for the adverse effects of those exposures

25

False about ACGIH Threshold Limit Values
A.Exposure guidelines established for airborne concentrations of many chemical compounds
B.Represent conditions under which it is believed that nearly all workers may be repeatedly exposed, day after day, without adverse effect
C.Fine lines between safe and dangerous concentration, nor are they a relative index of toxicity

C - not fine line

26

What does ACGIH stand for?

American Conference of Governmental Industrial Hygienists

27

conc for a conventional 8-hr workday and 40hr workweek. believed that most may be exposed repeatedly, day after day, without adverse effects
A. TLV-Time Weighted Average
B. TLV-Short Term Exposure Limit
C. TLV-Ceiling

A

28

conc that should not be exceeded during any part of wokring procedure
A. TLV-Time Weighted Average
B. TLV-Short Term Exposure Limit
C. TLV-Ceiling

C

29

conc to which it's believed that workers can be exposed cont for short pd (15 min) w/o suffering fr adverse effects, provided that other TLVs are not exceeded
A. TLV-Time Weighted Average
B. TLV-Short Term Exposure Limit
C. TLV-Ceiling

B

30

Only category significant for irritants
A. TLV-Time Weighted Average
B. TLV-Short Term Exposure Limit
C. TLV-Ceiling

c

31

enumerate 3 most general methods of control, arranged according to DECREASING effectiveness & sustainability

Engineering
Administrative
Personal Protective Equipment

32

enumerate 3 opportunities for control

Source
Transmission
Receiver

33

Which zone do these control measures address?
A.enclosure of worker
B.dilution ventilation
C.hydro blast

A.receive
B.transmission
C.source

34

Philippine Occupational Safety and Health Standard for TLV (Airborne Contaminants)
A.Rule 1072
B.Rule 1073
C.Rule 1074
D.Rule 1075

(A. B yung tables)

35

Philippine Occupational Safety and Health Standard for Physical Agents
A.Rule 1072
B.Rule 1073
C.Rule 1074
D.Rule 1075

C

36

Philippine Occupational Safety and Health Standard for Illumination
A.Rule 1072
B.Rule 1073
C.Rule 1074
D.Rule 1075

D

37

Philippine Occupational Safety and Health Standard for General Ventilation
A.Rule 1075
B.Rule 1076
C.Rule 1077
D.Rule 1078

(B)

38

Philippine Occupational Safety and Health Standard for Working Environment Measurement
A.Rule 1075
B.Rule 1076
C.Rule 1077
D.Rule 1078

(C)