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The video tutorial emphasizes the importance of wearing a harness when working at heights, drawing parallels to safety practices. It then transitions to practical instructions on underwater breathing techniques, ensuring comfort and safety during the process.

Describe the importance of using a harness when working at heights.

What should you do before working at heights?

What does the instructor mean by 'hold your political'?

What is the first step mentioned before putting your head underwater?

How should you breathe when your head is underwater?