Searching for evidence of critical thinking in discourse has roots in a definition of critical thinking put forth by Kuhn (1991), which places more emphasis on the social nature of discussion and knowledge construction.
:Ounces. 1 mL = 0.033814 fl oz; 1 fl oz = 29.57353 mL. US Fluid Ounce (US Fl. oz) is a United States customary volume unit. Please don't be confused with the ounce which is a mass unit. Similar US customary volume units include pint (16 fl. oz), quart (32 fl. oz), gallon (128 fl. oz), cup (8 fl. oz) etc.
How much is 50 mL? Ounces that measure volume are called fluid ounces. They are part of the imperial system of measurement, while milliliters are a metric unit of measurement. Fluid ounces are widely used in the United States, one of the few countries that still operates primarily on the imperial system.