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Which technology is used to produce a lighter breathing system for firefighters?

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Which technology is used to produce a lighter breathing system for firefighters? Answer: Self-Contained Breathing Apparatus

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.