How many ounces are in a gallon?

In the context of liquid measurements, a gallon is a standard unit used predominantly in the United States for measuring volume. One gallon is equivalent to 128 fluid ounces. This conversion factor is essential for various applications, including HVAC, where accurate measurements of fluids such as refrigerants or water are necessary for effective climate control and system efficiency.

Understanding this conversion is crucial for technicians who need to calculate the amounts of liquid required for maintenance or repairs. By knowing that there are 128 ounces in a gallon, HVAC professionals can more easily determine how many gallons are needed for a system based on specific requirements or how much fluid can be used when implementing repairs.

Thus, recognizing that a gallon consists of 128 ounces aligns perfectly with both practical knowledge and industry standards, making this answer the most accurate one in addressing the question.