| Symbol | Description | ALT Code |
|---|---|---|
| ° | Degree symbol (temperatures) | ALT + 0176 |
| ± | Plus-minus sign | ALT + 0177 |
| ∅ | Diameter symbol | ALT + 0216 |
| µ | Micro (µ, e.g. µm) | ALT + 0181 |
| ÷ | Division sign | ALT + 0247 |
| ‰ | Per mille sign (thousandth) | ALT + 0137 |
| ≤ | Less than or equal to | ALT + 8804 |
| ≥ | Greater than or equal to | ALT + 8805 |
| ≈ | Approximately | ALT + 247 |
| √ | Square root | ALT + 251 |
| ² | Squared (m²) | ALT + 0178 |
| ³ | Cubed (m³) | ALT + 0179 |
| 🖕 | Middle finger emoji | ALT + 128405 |