SSC JE Civil 11 Oct 2023 Shift 1 Solved Paper

Section: General Engineering

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Question : 139 of 200

Marks: +1, -0

Which of the following statements is INCORRECT?

Incomplete combustion of carbonaceous fuels releases carbon dioxide as the major pollutant
Municipal drainage systems emit H₂S gas.
Thermal power houses are the main contributors to SO2 emissions.
Welding operations may release nitrogen oxide.

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