Lab Safety Part 1

What Public Law is OSHA under?

Public Law 91-596

OSHA was enacted by ?

Enacted by US Congress in 1970

This standard uses EXPOSURE CONTROL PLANS.

BLOODBORNE PATHOGENS STANDARD

This standard is designed to reduce the risk of blood borne transmission only.

Universal Precautions

This standard is designed to reduce the transmission of pathogen from moist body substances, but is not applicable to health workers.

Body Substance Isolation

Designated for the care of all staff and patients in hospitals, regardless of diagnosis or presumed infectious status.

STANDARD PRECAUTIONS

The only susbtance in the body that is not infectious.

Sweat

This standard uses Safety Data Sheets

HAZARD COMMUNICATION

This standard uses Chemical Hygiene Plan

LABORATORY STANDARDS

What Biohazard Bag is for non-infectious dry waste

Black

What Biohazard Bag is for non-infectious wet waste

Green

What Biohazard Bag is for infectious and pathological waste

Yellow

What Biohazard Bag is for chemical waste including those w/ heavy metals and those w/ offensive odors.

Yellow with black band

What Biohazard Bag is for sharps and pressurized containers

Red

What Biohazard Bag is for cytotoxic or cytostatic wastes which must be incinerated in a licensed or permitted facility

Purple

● No filtration of air

● Exhausts chemical fumes outside the laboratory

● Suitable for chemicals and non-sterile work

● Never used for infectious agents

Fume hood

● HEPA filtration of air intake and exhaust

● Recirculates filtered air in to laboratory

● Ensure sterility

Biosafety Cabinets

4 factors causing fire

Fuel

Heat

Oxygen

Uninhibited reaction

What type of Material Class are:

Ordinary combustibles are materials made up of cloth, wood, rubber, paper, and many plastics

Class A

What type of Material Class are:

Fires involving flammable liquids as the substances that comprise flammable liquids are lipid substances

Class B

What type of Material Class are:

Fires involving electrical equipment such as appliances, tools, or other equipment that is plunged into an electricity source

Class C

What type of Material Class are:

Fires involving combustible, reactive, or flammable metals like sodium, potassium, uranium, lithium, plutonium, calcium, magnesium, and titanium

Class D

What type of Material Class are:

Fires involving high temperature cooking oils, grease, or fat such as vegetable oils, animal oils, or fats typically found in commercial kitchens

Class K

What type of extinguisher is used for Type A fires?

Water (A)

Foam (AB)

Dry Chemical (ABC)

What type of extinguisher is used for Type B fires?

Foam (AB)

Dry Chemical (ABC)

Dry Chemical (BC)

What type of extinguisher is used for Type C fires?

Carbon Dioxide (BC)

Dry Chemical (ABC)

Dry Chemical (BC)

What type of extinguisher is used for Type D fires?

Dry Powder (D)

What type of extinguisher is used for Type K fires?

Potassium Based Alkaline Liquid (K)