How many ounces are in one gallon of liquid?

One gallon of liquid is equivalent to 128 ounces. This measurement is based on the standard conversion used in the United States for liquid volumes. A gallon is defined as 128 fluid ounces, which is a critical piece of information for anyone working with applications involving liquid measurements, such as in agricultural practices or when mixing fertilizers. Understanding this conversion is essential not only for accurate measurement but also for compliance with regulations that may require precise applications in various fields, including farming and environmental management.