How many milliliters are there in 1 ounce?

The conversion of ounces to milliliters is based on the standard measurement that 1 ounce is approximately equal to 29.57 milliliters, which is commonly rounded to 30 milliliters for practical purposes in many applications, including pharmacy calculations. This approximation is widely used in various fields, including the pharmaceutical industry, where accurate dosing is crucial. Knowing this conversion is important for pharmacists and healthcare providers when preparing medications, especially when converting between different units of measurement. Thus, 30 mL is accepted as a standard equivalent to 1 ounce in many professional practices.