Oil Properties

Question 1

What is oil composed of?

Answer 1

Hydrogen and carbon atoms bonded in many different forms(petroleum hydrocarbon)

Question 2

What is the Pour Point?

Answer 2

The temperature at which a liquid would no longer pour?

Question 3

What is Viscosity?

Answer 3

The resistance of a liquid from flowing.

Question 4

What is Surface Tension?

Answer 4

The amount of attraction between the molecules of a substance.
- The higher the air and water temperature, the lower the oil’s viscosity and surface tension

Question 5

What is American Petroleum Institue (API) Gravity?

Answer 5

A way to determine the differences in gravities between different oil types?

• API > 10 Float
• API < 10 Sink

Question 6

Why is Benzene dangerous?

Answer 6

• Inhalation hazard
• High vapor pressure, very low exposure limits
• Carcinogen

Question 7

How do you describe the Sulfur content in an oil?

Answer 7

• > = 1, Sour

- < 1, Sweet

Question 8

What is Spreading?

Answer 8

The expansion of oil over the surface of the water.

Question 9

What is evaporation?

Answer 9

The dissipation of the oil in the atmosphere.

Question 10

What is Emulsification?

Answer 10

Suspended globules of one liquid into another.

Question 11

What is Dispersion?

Answer 11

The oil is agitated to a level where no slick is observed.