LPG

Question 1

What must vehicles that have LPG tanks display on their number plates?

Answer 1

A red diamond per LPG cylinder

Question 2

What are the two main types of LPG?

Answer 2

Propane and Butane.

Domestic Use is 100% Propane

Automotive is generally 50% Propane and 50% Butane

Question 3

What are the two main types of LPG?

Answer 3

Propane and Butane.

Domestic Use is 100% Propane

Automotive is generally 50% Propane and 50% Butane

Question 4

What are some hazards of LPG?

Answer 4

BLEVE

B- Boiling
L- Liquid
E - Expanding
V - Vapour
E - Explosion

Question 5

List 5 safety considerations when at a LPG job?

Answer 5

Approach from uphill and upwind.
Pressure relief Valve
Eliminate all ignition sources.
Evacuate 1000m.

Water fog to disperse vapour.
Stay out of vapour cloud.
Wear correct protective clothing.
Do not approach from ends of cylinders.
Consider weather.
Consider low lying areas (e.g. drains, ditches) due to vapour density.
Utilise gas detectors (e.g. QRAE II/Altair) to identify presence of LPG and establish Hot
Zone (10%

Question 6

What is the code for LPG?

Answer 6

2YE

Question 7

What is a Boil over?

Answer 7

Boil over in a crude oil tank occurs when a layer of lighter hydrocarbons on top of the heavier oil gets heated, leading to rapid vaporisation and then violent overflow

Question 8

What is Slop Over?

Answer 8

Is where pockets of water are interspersed and instantly heated to boiling point causing steam and frothing at the top of the tank .

Question 9

What is Slop Over?

Answer 9

Is where pockets of water are interspersed and instantly heated to boiling point causing steam and frothing at the top of the tank .