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Sources and Accuracy
Volume conversions use cubic metre as the reference unit. US liquid units, metric litres, and cubic units are converted with fixed factors stored in the unit table.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
milliliter [mL]
Definition
The milliliter is a metric volume unit equal to one thousandth of a liter.
History
Milliliters follow metric prefix scaling and are convenient for small liquid amounts.
Current use
Milliliters are used for medicine, cooking, beverages, lab work, cosmetics, and product labels.
drop [drop]
Definition
The drop (drop) is a volume unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use drop when comparing volume values, checking specifications, converting between systems, or preparing quick estimates.