How many BTUs will one gallon of water absorb?

One gallon of water can absorb approximately 8,500 BTUs before it reaches its boiling point. In specific scenarios or training contexts, the rounded figure of 9,000 BTUs is often used as a general guideline for calculating how much heat a gallon of water can absorb, especially in fire training or safety situations. This value accounts for variations in temperature and pressure and serves as a practical number for instructional purposes. Therefore, understanding this absorption capacity is critical for fire instructors when discussing heat dynamics and safety measures related to water use in firefighting training scenarios.