HAZ: Hazardous Materials

Question 1

What is the definition of Hazardous Materials (HAZMAT)?

Answer 1

Any item or agents which have the potential to cause harm to humans, animals, or the environment either by themselves or interaction with other factors

Question 2

What database is available to firefighters, who want to access information about hazardous materials?

Answer 2

CHEMDATA

Available on the MDT and Command Unit

Question 3

Where might information detailing HAZMAT risks at properties within a stations grounds, be stored?

Answer 3

ORD via the MDT

Question 4

Which two classes are required to display the general hazard, orange plates on the front and rear of the vehicle, in addition to the primary warning hazard diamonds?
Two answers

Answer 4

Class 1: Explosives

Class 7: Radioactive

Question 5

Goods moving within the UK will use a UK Hazard Information System (UKHIS). What are the four parts to UKHIS?
Four answers

Answer 5

Hazard warning diamond

EAC

UN number

Specialist advice (telephone number)

Question 6

What is the ADR (Kemler) code?

Answer 6

The code uses the UN classifications to identify the primary and secondary hazards of a HAZMAT

Question 7

What does LTS mean?

Answer 7

Liquid tight suit

Question 8

What can be used to interpret an EAC?

Answer 8

An EAC card

The number identifies the firefighting medium that can be used

‘E’ is used if the chemical poses a significant public safety risk

Question 9

What is an Emergency Action Code (EAC)?

Answer 9

A code consisting of a number followed by letters - gives an indication to the emergency services of the initial actions to be taken at an incident involving HAZMATs

Question 10

What are UN numbers for?

Answer 10

To identify individual or groups of hazardous materials

Question 11

How many digits are in a UN number?

Answer 11

4 digits

Question 12

Where are the UN numbers shown in relation to the hazard warning diamond?

Answer 12

In the bottom corner of the diamond

Question 13

What are the nine UN classifications?

Nine answers

Answer 13

Class 1: Explosives

Class 2: Gases

Class 3: Flammable liquids

Class 4: Flammable solids

Class 5: Oxidising substances

Class 6: Poisonous and infectious substances

Class 7: Radioactive substances

Class 8: Corrosive

Class 9: Miscellaneous substances

Question 14

What are pictograms used for on HAZMAT warning signs?

Answer 14

Graphically illustrate the nature of the hazard

Question 15

Warning signs for HAZMATs may include what elements?

Six answers

Answer 15

Pictograms

United Nations (UN) classification

UN number

Hazard warning diamond

Emergency Action Code (EAC)

ADR code

Question 16

Where are Gas Tight Suits (GTS) carried?

Answer 16

On all front line appliances

Question 17

Exposure to HAZMAT can occur in what ways?

Five answers

Answer 17

Inhalation

Ingestion

Chemical or hot/cold burns

Absorption

Injection

Question 18

Hazardous materials are split into four categories, what are they?
Four answers

Answer 18

Chemical hazards:
Toxic
Corrosive
Flammable
Explosive
Oxidising agents

Physical hazards:
Very cold (cryogenics)
Very hot
Pressurised vessels

Radioactive hazards

Biological hazards