O2N2 Test 1

The process used to separate the components of a substance through differences in physical or chemical properties.

• Latent Distillation

• Fractional Distillation

• Divisional Distillation

• Kinetic Distillation

Burn that gives redness and irritation.

• 1st Degree

• 2nd Degree

• 3rd Degree

Burn that causes blisters and tissue damage.

• 1st Degree

• 2nd Degree

• 3rd Degree

Burns that cause tissue destruction and long term damage.

• 1st Degree

• 2nd Degree

• 3rd Degree

What should you do if you are burned?

• Seek medical attention

• Rub a cryogenic burn

• Use vaseline

• Immerse in lukewarm water

What are these an example of?

-Spillage or leakage of liquid O2

-Clothing being saturated in O2

• Flammability Hazards

• Explosive Hazards

• Excessive Pressure Hazards

What does this cause?

-Entrapment between 2 valves

-No relief valves

-Physical damage to containers

-Damaged gas cylinder valves

-Unanchored gas cylinders

• Explosive Hazards

• Burns

• Excessive Pressure

What gas are these characteristics of?

-Inert

-Lighter than air

-Non-explosive

-Causes asphyxiation

• Oxygen

• Nitrogen

• Hydrogen

• Uranium

What gas are these characteristics of?

-Non-flammable

-Required in the combustion process

-Contamination with hydrocarbons may cause an explosion

-Accelerates combustion

-Used only with approved lubricants

• Nitrogen

• Oxygen

• Your mom

• Helium

What content of O2 should air not fall below?

• 37%

• 19%

• 18%

• 8%