Spelman College Chemistry 111 Lab Safety

What represents poison?

What Represents Corrosion?

What Represents Flammable

What Represents Oxidizing Agent?

What represents toxic to Aquatic Life

Dead fish floating

What Represents Long Term Health Hazards

Person with Star in the middle

What Represents Caution

Diamond with Exclamation Mark in the middle

What does Red represent for the National Fire Protection Association?

Flammability

What does Yellow represent for the National Fire Protection Association?

Reactivity

What does blue represent for the National Fire Protection Association?

Health

For the National Fire Protection Association, the higher the numbers, the more what?

More dangerous they are

A Class A fire extinguisher is used for what type of flammable material(s)?

Combustible materials such as paper, wood, cardboard etc.

A Class B fire extinguisher is used for what type of materials?

Flammable or combustible liquids such as gasoline, kerosene, etc.

Class C fire extinguishers are sued for what type of materials?

Electrical equipment such as appliances, wiring, etc.

Class D Fire Extinguishers are used for what materials?

Combustible Metals such as magnesium, titanium, etc.

What is the acronym on how to use a fire extinguisher?

PASS

What does the P stand for in PASS?

Pull the pin

What does the A stand for in PASS?

Aim

What does the first S stand for in PASS?

Squeeze

What does the last S stand for in PASS?

Sweep

Are contact lenses allowed to be worn in the lab?

Yes, but it is not recommended

What is the minimum time to wash eyes at the eye wash station?

15 minutes

When adding acids or bases to water what do you add to what?

Add the acid or base to the water

Toxic Chemicals can enter the body through which ways?

Inhalation, Ingestion, Absorption, and Injection

Danger signifies Hazards can cause what?

Serious Injury, highest level

Warning signifies Hazards can cause what?

less that serious injury

Caution signifies what?

Users to be careful with the chemical, lowest level