CHEM 405C Final

Question 1

what are the levels of Hierarchy of Controls?

Answer 1

Elimination, Substitution, Engineering Controls, Administrative Controls, PPE

Question 2

What is elimination and substitution?

Answer 2

elimination is avoid using something that may cause injury or pose hazard. Substitution is using something that may be safer/ replace the hazard.

Question 3

what is the difference between engineering controls and administrative controls?

Answer 3

Engineering Controls includes fume hoods, glove box. Administrative control involves using proper procedures and protocols.

Question 4

What was the Dartmouth Incident?

Answer 4

Involved spillage of Dimethylmercury which caused acute mercury toxicity.

Question 5

RAMP stands for:

Answer 5

Recognizing hazard, Assess risk, Minimize risk, Prepare for emergencies

Question 6

what is safety culture?

Answer 6

Importance of safety within the organization relative to other priorities.

Question 7

what section is OSHA a part of?

Answer 7

Section 29 CFR 1910. 1450

Question 8

what does the general duty clause require?

Answer 8

Employers “shall furnish to each of his employees employment and a place of employment which are free from recognized hazards that are causing or likely to cause death or serious physical harm to his employees.

Question 9

29 USC 654

Answer 9

General Duty Clause of OSHA

Question 10

29 CFR 1910.101 – 1910.111

Answer 10

Hazardous Materials

Question 11

29 CFR 1910.132 – 1910.138

Answer 11

PPE

Question 12

21 CFR 1300

Answer 12

ff controlled substances (enforced by the DEA)

Question 13

42 CFR part 73

Answer 13

select agents and toxins

Question 14

what was the Texas Tech incident?

Answer 14

graduate student attempted to scale up NHP synthesis, making more than 10 times the amount that had been normally considered.

Question 15

what are the 4 phases for managing an emergency?

Answer 15

1. Mitigation
2. preparedness
3. Response
4. Recovery

Question 16

what is the difference between mitigation phase and preparedness?

Answer 16

mitigation includes efforts to minimize the likelihood that an incident will occur and to limit the effects of an incident. Preparedness involves developing plans for managing an emergency in case it happens.

Question 17

what is the response phase?

Answer 17

involves efforts to manage an emergency as it occurs.

Question 18

what are the 4 levels of lab hierarchy?

Answer 18

1. protect human life 2.protect research animals 3.Protect property and environment 4. Maintain integrity of research

Question 19

where time and or resources are limited, focus attention on events that would have ___ impact and ___ likelihood, and less attention on issues that are unlikely to occur or would have little impact.

Answer 19

higher, higher

Question 20

what are some common issues for concern in lab?

Answer 20

fire, flooding, pandemics, data loss, theft

Question 21

what section number includes labels and placards for shipping?

Answer 21

49 CFR, part 172
Marking- Subpart D
Labeling - Subpart E
Placarding - Subpart F

Question 22

what are examples of common administrative controls?

Answer 22

limiting amount of time a worker is exposed to a hazardous chemical. Creating written policies and procedures.

Question 23

shock risk at ___ amps can kill

Answer 23

80-100

Question 24

what are some electrical safety considerations?

Answer 24

ground all equipment, replace damaged cords. When replacing equipment: unplug divide, work with one hand

Question 25

what section of osha includes lockout/tagout?

Answer 25

29 CFR 1910.147

Question 26

instead of using “single-pass” cooling sink tap use ___ instead

Answer 26

recirculating system

Question 27

instead of using distillation, use ____

Answer 27

column purification

Question 28

instead of oil baths use ___ and ___ .

Answer 28

sand baths, heating mantles

Question 29

what is the equation for compresses gases?

Answer 29

PV=nRT

Question 30

High pressure reactions should be done behind a _____

Answer 30

blast shield.

Question 31

what are hazards of cryogens?

Answer 31

frostbite, asphyxiation, pressure buildup

Question 32

what are things to be cautious of when handling cryogens?

Answer 32

-transfer slowly to prevent splashing
-don’t wear tight gloves
-ventilate area
-use pressure relief device

Question 33

at what noise level is hearing conservation program required?

Answer 33

exposure greater than 85 DB

Question 34

what are 4 tiers of waste management?

Answer 34

1. pollution prevention and source reduction
2. reuse or redistribution of unwanted surplus material
3. treatment, reclamation, and recycling of material
4. disposal through incineration, treatment, or land burial.

Question 35

what is the most preferred and least preferred methods of waste management?

Answer 35

Most preferred is source reduction and reuse, least preferred is treatment and disposal

Question 36

what are ways to identify an unknown chemical hazard?

Answer 36

-check pH level
-are there oxidizers?
-is it water soluble?

Question 37

what is HAZWOPER training?

Answer 37

workers must be trained to perform their job without endangering themselves.

Question 38

what are advantages of open lab space?

Answer 38

easier communication, less costly, easy to share resources

Question 39

what are disadvantages of open lab space?

Answer 39

challenging to balance ventilation, some research may require isolated spaces

Question 40

what are the 4 security basics?

Answer 40

physical or architectural security, electronic security, operational security, information security

Question 41

what is an example of each of the 4 basic security systems?

Answer 41

physical: wall, doors
electronic: alarm systems
operational: control of keys and access cards
information: back up systems

Question 42

security systems should: (3)

Answer 42

detect a breach
delay a criminal activity
respond to a breach