TSSA Gas Technician 3 (G3) Practice Questions - TSSA Gas Technician 3 (G.3) Certificate Of Qualification - Ontario Exam

Question 5

Natural gas that escapes indoors tends to accumulate where first, and why?

Near the ceiling/high points, because natural gas is lighter than air (typical SG ≈ 0.6) Near the floor, because natural gas is heavier than air Only inside water pipes Only outdoors regardless of release location

Correct Answer:

Near the ceiling/high points, because natural gas is lighter than air (typical SG ≈ 0.6)

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