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    Question

    Compressed natural gas (CNG) primarily consists of which

    component?
    A Ozone Correct Answer Incorrect Answer
    B Methane Correct Answer Incorrect Answer
    C Propane Correct Answer Incorrect Answer
    D Acetylene Correct Answer Incorrect Answer

    Solution

    CNG is predominantly composed of methane (CH4), making it a cleaner alternative to other fossil fuels due to its lower emissions when burned.

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