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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
teaspoon (metric) [tsp metric]
Definition
The teaspoon (metric) (tsp metric) 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 teaspoon (metric) when comparing volume values, checking specifications, converting between systems, or preparing quick estimates.
cubic foot [ft³]
Definition
The cubic foot is a volume unit equal to the space inside a cube one foot on each side.
History
Cubic feet come from foot-based customary measurement and are used for three-dimensional capacity.
Current use
Cubic feet are used for refrigerators, shipping boxes, storage, construction materials, and airflow ratings.
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How to Convert
Enter the value in the “From value” field.
Confirm the source unit is teaspoon (metric) [tsp metric].