Lab Safety (Fire stuff)

Question 1

has developed the Hazards Identification system to provide common, recognizable warning signs for chemical hazards.

Answer 1

National Fire Protection Association (NFPA)

Question 2

NFPA yellow

Answer 2

Reactivity

Question 3

NFPA red

Answer 3

Fire hazard

Question 4

NFPA blue

Answer 4

Health hazard

Question 5

NFPA white

Answer 5

Specific hazard

Question 5

NFPA reactivity levels

Answer 5

0 - stable
1- unstable if heated
2 - violent chemical change
3 - shock and heat may detonate
4 - may detonate

Question 6

NFPA Fire hazard levels

Answer 6

0 - will not burn
1- above 200 F
2 - below 200 F
3 - below 100 F
4 - below 73 F

Question 7

NFPA Health Hazard levels

Answer 7

0 - Normal material
1 - slightly hazardous
2 - hazardous
3 - extreme danger
4 - Deadly

Question 8

NFPA Specific Hazard levels

Answer 8

Oxidizer - OXY
Acidizing - ACID
Alkali - ALK
Corrosive - COR
Use no water - W-
Radiation hazard - fan

Question 9

what classes does water can extinguish?

Answer 9

Class A

Question 10

what classes does foam can extinguish?

Answer 10

Class A and B

Question 11

what classes does ABC dry powder can extinguish?

Answer 11

Class ABC and E

Question 12

what classes does dry special powder can extinguish?

Answer 12

Class D

Question 13

what classes does CO2 Gas can extinguish?

Answer 13

Class B and E

Question 14

what classes does Wet chemical can extinguish?

Answer 14

Class A and F

Question 15

Type A extinguishers

Answer 15

Pressurized water extinguishers (foam and multipurpose dry chemical types)

Question 16

Type ABC extinguishers

Answer 16

Multi-purpose dry chemical and carbon dioxide extinguishers

Question 17

Type C extinguishers

Answer 17

Halogenated hydrocarbon extinguishers

Question 18

Type D

Answer 18

Special dry-chemical extinguishers