Cup (c)
Definition: A cup (symbol: c) is a unit of volume in the US customary and imperial systems of measurement. There are different definitions of a cup, but the most common is the US customary cup, which is equal to 236.588 milliliters.
History/origin: The cup has been used as a unit of measurement for centuries. It was originally based on the volume of a specific drinking vessel. The modern US cup was standardized in 1896 as 8 US fluid ounces.
Current use: The cup is primarily used in the United States and other countries that use the US customary system for measuring cooking ingredients, especially in recipes.
Milliliter (mL)
Definition: A milliliter (symbol: mL) is a unit of volume in the metric system. It is defined as one thousandth of a liter, or 1 cubic centimeter (cm³).
History/origin: The milliliter was introduced as part of the metric system in 1795. It is based on the liter, which was originally defined as the volume of one kilogram of pure water at 4°C.
Current use: The milliliter is used globally for measuring small volumes of liquids and gases. It is commonly used in medicine, cooking, and various scientific applications.