ERG

Question 1

What are the different hazard classes

Answer 1

1. Explosive
2. 1 - Mass explosion hazard
3. 2 - Projection hazard
4. 3 - Fire Hazard with minor projection or blast hazard
5. 4 - No significant hazard
6. 5 - Very insensitive explosives with mass hazard
7. 6 - Extreme insensitive articles with no mass hazard
8. Gases
9. 1 - Flammable
10. 2 - Non flammable, non-toxic
11. 3 - Toxic
12. Flammable liquids
13. Flammable solids
14. 1 - Self-reactive and solid desensitized explosives
15. 2 - Liable to spontaneously combust
16. 3 - When in contact with water emit flammable gases
17. Oxidizing substances
18. 1 - Oxidizers
19. 2 - Organic peroxides
20. Poison/toxic substances
21. 1 - Toxic
22. 2 - Infectious
23. Radioactive
24. Corrosive
25. Misc.

Question 2

Where do you look if a placard WITHOUT an ID number is present?

Answer 2

Page 8-9

Question 3

What are the different coloured sections in the ERG?

Answer 3

White pages - Direction, indexing, explanation

Yellow - Numerical Material list

Blue - Alphabetical Material list

Orange - “What to do” guide

Green - Isolation Distances

Question 4

How many Tables are located in the GREEN section of the ERG?

Answer 4

3

Question 5

What are the four categories of hazards found on a NFPA 704 placard?

Answer 5

White - Special hazards
Red - Flammability
Blue - Health Hazards
Yellow - Instability (explosive)

Question 6

What are the numbers on a NFPA 704 placard?

Answer 6

0-4, safest to most dangerous level

Question 7

What does SA on the special hazards section of NFPA 704 placard stand for?

Answer 7

Simple asphyxiant