LO 6-9 Describe the various types of fire suppression systems and explain their use

1.3. Classification of Fires

Classification of Fires

In North America, fires are classified into five different types by letter:

• Class A: These are fires in which the combustibles are burning, such as paper, wood, or cloth.
• Class B: These are fires that involve flammable liquids or gases.
• Class C: These fires involve electrical equipment.
• Class D: These fires involve combustible metals, such as magnesium, lithium, sodium, or titanium.
• Class K: These are fires in which cooking oil or fat is burning.