Means for giving direction to the circulation of gases in furnaces are

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Means for giving direction to the circulation of gases in furnaces are Answer: All (a), (b) and (c).

Question context

This question is part of ⚗️ Chemical Engineering within the broader 🛠️ Engineering Essentials subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.