The metric system has prefix modifiers that are powers of 10.

- A kiloliter is 1000 liters
- A hectoliter is 100 liters
- A decaliter is 10 liters
- A liter is the basic unit of volume
- A deciliter is 1/10 liter
- A centiliter is 1/100 liter
- A milliliter is 1/1000 liter