The material or substance involved in a...

Question 1 / 270705eccef9ebacbc34ba4d46233

Question 1 of 270705eccef9ebacbc34ba4d46233

The material or substance involved in a class "B" fire can be burning __________.

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Question 1 of 27070

Q

The material or substance involved in a class "B" fire can be burning __________.

🔍 Key Concepts

• Fire classification system (Classes A, B, C, D, K) • Which class covers flammable liquids and vapors vs. ordinary combustibles or metals • Examples of each: wood/paper, gasoline/diesel, energized electrical, combustible metals

💭 Think About

• Look at each choice and decide what type of material it is: solid ordinary combustible, liquid, metal, or electrical-related • Ask yourself: which fire class is specifically defined as involving flammable or combustible liquids? • Eliminate the options that clearly belong to other fire classes (A, C, or D) based on standard examples.

✅ Before You Answer

• Know that Class A covers ordinary combustibles like wood, paper, dunnage, etc. • Know that Class B involves flammable/combustible liquids and gases • Know that Class C involves energized electrical equipment, and Class D involves combustible metals.

Question 1 of 27070

Q

The material or substance involved in a class "B" fire can be burning __________.

A

diesel oil

B

magnesium

C

dunnage

D

electrical insulation

Question 1 / 270705eccef9ebacbc34ba4d46233

Question 1 of 270705eccef9ebacbc34ba4d46233

The material or substance involved in a class "B" fire can be burning __________.

Back

Question 1 of 27070

Q

The material or substance involved in a class "B" fire can be burning __________.

🔍 Key Concepts

• Fire classification system (Classes A, B, C, D, K) • Which class covers flammable liquids and vapors vs. ordinary combustibles or metals • Examples of each: wood/paper, gasoline/diesel, energized electrical, combustible metals

💭 Think About

• Look at each choice and decide what type of material it is: solid ordinary combustible, liquid, metal, or electrical-related • Ask yourself: which fire class is specifically defined as involving flammable or combustible liquids? • Eliminate the options that clearly belong to other fire classes (A, C, or D) based on standard examples.

✅ Before You Answer

• Know that Class A covers ordinary combustibles like wood, paper, dunnage, etc. • Know that Class B involves flammable/combustible liquids and gases • Know that Class C involves energized electrical equipment, and Class D involves combustible metals.