NFPA NFPA 704 Hazardous Materials Identification 2

Question 1

A flammability rating of 4 in NFPA 704 describes a material that:

Accepted Answer

Burns readily at ambient conditions with a flash point below 73°F (22.8°C)

Answer

Will not burn under any conditions

Answer

Ignites only after prolonged exposure to heat

Answer

Requires an oxidizer to ignite

Question 2

Which NFPA 704 health rating indicates exposure could cause death?

Accepted Answer

4

Answer

2

Answer

3

Answer

1

Question 3

A flammability rating of 1 in NFPA 704 applies to materials that:

Accepted Answer

Must be preheated to burn, with a flash point above 200°F (93.3°C)

Answer

Burn readily at ambient temperature

Answer

Ignite under almost all normal temperature conditions

Answer

Do not burn under any conditions

Question 4

An instability rating of 3 in NFPA 704 means the material:

Accepted Answer

Can detonate or explode but requires a strong initiating source

Answer

Is normally stable under all conditions

Answer

Is readily capable of detonation at normal ambient temperatures

Answer

Undergoes violent chemical change but will not detonate

Question 5

Which NFPA 704 health rating indicates 'extreme danger' where serious injury is likely from short exposure?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 6

In NFPA 704, a flammability rating of 2 applies to liquids with a flash point in which range?

Accepted Answer

Between 100°F and 200°F (37.8–93.3°C)

Answer

Below 73°F (22.8°C)

Answer

Between 73°F and 100°F (22.8–37.8°C)

Answer

Above 200°F (93.3°C)

Question 7

An instability rating of 4 in NFPA 704 indicates the material:

Accepted Answer

Is readily capable of detonation or explosive decomposition at normal temperatures

Answer

Is normally stable at all temperatures

Answer

Becomes unstable only at elevated temperatures and pressures

Answer

Can detonate only with a strong external initiator