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What is the capacity of an E tank of oxygen?

  1. 625 liters

  2. 3000 liters

  3. 5300 liters

  4. 6900 liters

The correct answer is: 625 liters

The capacity of an E tank of oxygen is 625 liters. This measurement indicates the volume of oxygen a full E tank can hold at standard conditions. E tanks are commonly used in emergency medical services due to their portability and manageable size, making them suitable for use on ambulances and in other scenarios where mobility is essential. Understanding the volume is crucial for EMTs, as it helps in planning the duration of oxygen therapy and ensuring the proper management of resources during patient care.