Answer :

Answer:

Liters

Explanation:

Among the options provided:

- **mm Hg** (millimeters of mercury) is a unit used to measure pressure, often used in meteorology and medicine.

- **Pascals** is a unit of pressure in the International System of Units (SI), defined as one newton per square meter.

However,

- **Liters** is not a unit of pressure. It is a unit of volume.

Therefore, the correct answer is:

**○ Liters**