Liter (L)
The liter (L) is a metric unit of volume, representing 1,000 milliliters. It originated in France as part of the metric system reforms of 1795, initially defined as the volume occupied by one kilogram of water at its densest point. Over time, the liter became a fundamental unit for measuring liquids in science, industry, and everyday life. Its decimal structure makes calculations and conversions straightforward, contributing to its widespread adoption around the world, even as some regions continue to use imperial measures in certain contexts.
Pint (US)
The US pint is a customary unit equal to 2 cups or 16 fluid ounces (~473.176 milliliters). Derived from British measures, it has been standardized in the US for liquid volumes. Pints are commonly used for beverages, dairy products, and liquid ingredients. Its use simplifies larger-volume measurements in recipes while maintaining compatibility with smaller units, such as cups and fluid ounces.