Question

multiple choice

this symbol represents which class of hazard?

• fire hazards
• biohazardous infectious materials
• gases under pressure
• oxidizing hazards

Explanation:

Identify the visual symbol

The pictogram shows a flame over a circle (an "O" shape) inside a red diamond border.

Match with WHMIS hazard classes

The flame-over-circle symbol specifically represents oxidizing hazards (oxidizers), which can cause or intensify fire.

Evaluate the given options

• "Fire hazards" is represented by a simple flame pictogram.
• "Biohazardous infectious materials" is represented by a circular biohazard symbol.
• "Gases under pressure" is represented by a gas cylinder pictogram.
• "Oxidizing hazards" matches the flame-over-circle pictogram.

Answer:

• Fire hazards
• Biohazardous infectious materials
• Gases under pressure
• Oxidizing hazards (Correct answer)