(Lecture) Laboratory Safety Flashcards by SHEKINAH MOLO

Q

RA 11058

A

Occupational Safety and Health Standards

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Q

Authorized to conduct on-site-inspection to determine whether an employer is complying with the mandatory standards.

A

Occupational Safety and Health Standards

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Q

Occupational Safety and Health Standards

A

RA 11058

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Q

A standard that applies to all exposure to blood or other potentially infectious materials in any occupational setting.

A

Bloodborne Pathogens (29 CFR 1910.1030)

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Q

Madates the development of an exposure control plan

A

Bloodborne Pathogens (29 CFR 1910.1030)

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Q

Intended to ensure that the hazards of all chemicals used in the workplace have been evaluated and that this hazard information is successfully transmitted to employers and their employees who use the substances

A

Hazard Communication (29 CFR 1910.1200)

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Q

Hazard Communication (29 CFR 1910.1200) provides guidance for evaluating and communication identified hazards through:

A

o Proper labeling
o Development and use of Material Safety Data Sheet (MSDSs)
o Employee education

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Q

AKA “OSHA Lab Standard”

A

Occupational Exposure to Hazardous Chemicals in Laboratory (29 CFR 1920.1450)

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Q

Intended to address shortcomings of the HazCom appointment of a CHEMICAL HYGIENE OFFICER and development of CHEMICAL HYGIENE PLAN

A

Occupational Exposure to Hazardous Chemicals in Laboratory (29 CFR 1920.1450)

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Q

Occupational Exposure to Hazardous Chemicals in Laboratory (29 CFR 1920.1450) is Intended to address shortcomings of the HazCom appointment of a _____ and development of _____

A

Chemical Hygiene Officer
Chemical Hygiene Plan

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Establish lab work methods and safety policies

A

Employer’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Provide supervision and guidance to employees

A

Employer’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Provide safety information, training, personal protective equipment, and medical surveillance to employees

A

Employer’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Provide and maintain equipment in the laboratory facilities that are adequate for the task required

A

Employer’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Know and comply with the established lab work safety methods

A

Employee’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Have positive attitude towards supervisors, coworker, facilities, and safety trainings

A

Employee’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Give prompt notification of unsafe conditions or practice to the immediate supervisor to ensure that unsafe conditions and practices are corrected

A

Employee’s Responsibilities

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Q

Identify if Employer’s Responsibilities or Employee’s Responsibilities:

Engage in the conduct of safe work practices and use of personal protective equipment

A

Employee’s Responsibilities

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Q

Developed by National Fire Protection Association (NFPA)

A

Hazard-Identification System

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Q

Hazard-Identification System is developed by _____

A

National Fire Protection Association (NFPA)

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Q

Shape of the Hazard-Identification System

A

Diamond shaped

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Q

Color of Reactivity in the Hazard-Identification System

A

Yellow

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Q

Number of Reactivity in Hazard-Identification System

A

1

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Q

Color of Acid in Hazard-Identification System

A

White

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Color of Health Hazard in Hazard-Identification System

Blue

Number of Health Hazard in Hazard-Identification System

2

Color of Fire Hazard in Hazard-Identification System

Red

Number of Fire Hazard in Hazard-Identification System

4

Safety carriers should always be used to transport _____ bottles of acid, alkalis or other solvents, dispensing, or disposing of flammables in volumes _____

500mL greater than 1 quart

_____ should be used to store flammable materials

Explosion proof refrigerators

Explosion proof refrigerators should be used to store _____

Flammable materials

_____ should be transported using handcarts

Large tanks

Large tanks should be transported using _____

Handcarts

2 Types of Specimen

Infectious Substance Diagnostic Specimens

This must be properly labeled infectious if the pathogen can be readily transmitted to human or animals and there is no effective treatment available

Infectious Substance

This is tested as routine screening or for initial diagnosis.

Diagnostic Specimens

Major source of sarety information for employees who may use hazardous material in their occupation

Material Safety Data Sheet

Material Safety Data Sheet must be printed in _____ and provide the specific compound identity, together with all common names

English

Material Safety Data Sheet includes:

o Product name and identification o Hazardous ingredients o Permissible exposure limit (PEL) o Physical and chemical data o Health hazard data and carcinogenic potential o Primary routes of entry o Fire and explosion hazards o Reactivity data o Spill and disposal procedures o PPE recommendations o Handling o Emergency and first aid procedure o Storage and transportation precautions o Chemical manufacturer’s name, address and telephone number o Special information section

Provide laboratories with specific guidelines for handling hazardous chemicals.

Occupational Exposure to Hazardous Chemicals/Laboratory standards

Pose a physical or health hazard from acute or chronic exposure.

Hazardous Chemicals

Substance that affect cellular development of the embryo.

Teratogens

 Poisonous vapor  Highly volatile and toxic is rapidly absorbed through the skin and respiratory tract.

Mercury

Temperature at which sufficient vapor is given off to form ignitable mixture with

Flash Point

Flash Point of Flammable Liquid

Below 37.8 degrees Celsius of 100 degree Fahrenheit

Flash Point of Combustible Liquids

At or above 37.8 degree Celsius

Commonly used flammable and combustible solvent:

 Acetone  Benzene  Ethanol  Heptane  Isopropanol  Methanol  Toluene  Xylene

An example of Gas that is flammable and a combustible solvent

Hydrogen

An example of Solid that is flammable and a combustible solvent

Paraffin

Injurious to the skin or eyes by direct contact or to the tissue of the respiratory and gastrointestinal tracts if inhaled or ingested

Corrosive Chemicals

Examples of Acid Corrosive Chemicals

 Acetic  Sulfuric  Hydrochloric

Examples of Bases Corrosive Chemicals

 Ammonium hydroxide  Potassium hydroxide  Sodium hydroxide

Substance that, under certain conditions, can spontaneously explode or ignite or that evolve heat or flame or explosive gases

Reactive Matter

Strong acids and bases react with water to generate _____

Heat

Strong acids and bases react with _____ to generate heat

Water

_____ is liberated if alkali metals (sodium orpotassium) are mixed with water or acids, and spontaneous combustion may occur.

Hydrogen

The mixture of oxidizing agents, such as _____, and reducing agents, such as _____, generate heat and maybe explosive.

Peroxides Hydrogen

Substance that have been determined to be cancer-causing agents

Carcinogens

This is required if the total amount of radioactive material exceeds a certain level.

Nuclear Regulatory Commission License

_____ must be evaluated regularly to detect degree of exposure of the lab employee

Radiation Monitors

Elements essential to begin fire:

 Fuel  Heat / ignition source  Oxygen  Reaction chain

Identify the Classification of Fire: Ordinary combustible solid materials (wood, plastic, paper and fabric)

Class A

Identify the Classification of Fire: Flammable liquids/gases and combustible petroleum products

Class B

Identify the Classification of Fire: Energized electric equipment

Class C

Identify the Classification of Fire: Combustible / reactive metals (magnesium, sodium, potassium)

Class D

Identify the Type of Extinguished used based on the Classification of Fire: Class A Fire

Pressured Water Dry Chemical

Identify the Type of Extinguished used based on the Classification of Fire: Class B Fire

Dry Chemical Carbon Dioxide

Identify the Type of Extinguished used based on the Classification of Fire: Class C Fire

Carbon Dioxide Dry Chemical Halogen (???)

Identify the Type of Extinguished used based on the Classification of Fire: Class D Fire

Metal X

In operating fire extinguishers, PASS means:

Pull Pin Aim Nozzle Squeeze Trigger Sweep Nozzle

During Fire Emergency Response, we use RACE. What does RACE means?

Rescue Alarm Contain Extinguish

One of the most widely used cryogenic fluids (liquid gases) in laboratory.

Liquid nitrogen

Factors associated with repetitive strain disorder:

 Position / posture  Applied force  Frequency of repetition  Chronic symptoms of pain, numbness or tingling in exteremities may indicate the onset of repetitive disorders

4 Basic Waste Disposal Techniques:

1. Flushing down the drain to the sewer system 2. Incineration 3. Landfill burial 4. Recycling

_____ and _____ may be filtered or redistilled. If not feasible, disposal arrangements should be made by specifically trained personnel

Xylene Acetone

Use as a preservative, forms explosive salts with metals

Sodium azide