@mindefsg: Hold your breath: can you escape a sinking helicopter 🚁 like a true-blue aquatic action hero? Helicopter Underwater Escape Training (HUET) equips #RSAF aircrew with the skills to tackle the unexpected and stay calm ✨ in emergencies. #DoYouknow why helicopters tend to overturn in water? #LearnOnTikTok #trivia #fyp #sgfyp