Convert Liter (L, l) to Milliliter (mL) instantly.
About these units
Liter (L, l)
The liter is one of the most widely used units of volume worldwide, defined as the volume of a cube measuring 10 centimeters on each side, making 1 L = 1,000 cubic centimeters = 1 cubic decimeter. Despite not being an SI base unit, it is fully accepted for use with the SI system due to its universal practicality. The liter occupies a sweet spot: large enough to measure beverages, fuel, and household liquids, yet small enough for precise laboratory use. Its intuitive scale simplifies everyday tasks—recipes, medical dosages, aquarium capacities, and fuel economy are all naturally expressed in liters. In science, the liter's alignment with the metric system makes it indispensable for expressing fluid volumes, solution concentrations (L in mol/L), and gas quantities under standard conditions. Industrial systems use liters for chemical processing, water treatment, and food production, making it a cornerstone of modern volume measurement.
Milliliter (mL)
A milliliter, defined as 1/1,000 of a liter or precisely 1 cubic centimeter, is a small but enormously significant volume unit in cooking, medicine, pharmacy, and laboratory science. Medical syringes, dosing spoons, and IV solutions rely heavily on milliliter accuracy. In laboratories, mL measurements are routine for preparing reagents, dilutions, and biological media. Because 1 mL = 1 cm³, many devices use either notation interchangeably depending on context. Despite its small size, the milliliter is commonly used in daily life as well—perfume bottles, beverage labels, and household cleaners often list contents in milliliters. Its precision and simplicity make the milliliter one of the world's most practical measurement units.