A friend experiences sudden chest pain with difficulty breathing. What is the most likely scenario, and what is the initial first aid step?

Someone suffers a severe burn on their arm. What is the appropriate first aid treatment?

When encountering an unconscious person with shallow, gasping breaths, your initial response should be?

During a power outage caused by a severe storm, which food preservation method is least effective?

While preparing for a potential earthquake, what should you not do with furniture?