A clinical thermometer has usually two temperature scales marked on its glass tube. Name these two temperature scales.

Explanation

To answer the question about the two temperature scales marked on a clinical thermometer, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Purpose of a Clinical Thermometer**: A clinical thermometer is used to measure body temperature. It is designed to provide accurate readings for human body temperature.

2. **Observe the Temperature Scales**: Clinical thermometers typically have two different temperature scales marked on their glass tube.

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