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    Question

    Which of the following steps are not involved in glass

    container making?
    A Cold end treatment Correct Answer Incorrect Answer
    B Extrusion Correct Answer Incorrect Answer
    C Gas flushing Correct Answer Incorrect Answer
    D b and c both Correct Answer Incorrect Answer

    Solution

    Extraction and gas flushing are not a steps involved in glass container making. The presence and concentration of gases in the environment surrounding the food have a considerable influence on the growth of microorganisms, and the atmosphere inside the package is generallymodified. The simplest way of modifying the atmosphere is called as vacuum packaging.

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