Identify the odd term in each set and name the category to which the remaining 3 belong.
Example: Ovary, Fallopian tube, Ureter, Uterus.
Odd term: Ureter
Category: Parts of female reproductive system.
Plastic, Paper, Glass, Aluminium

Explanation

To solve the question, we need to identify the odd term in the set: Plastic, Paper, Glass, and Aluminium. We will analyze each term to find the one that does not belong with the others.

### Step-by-Step Solution:

1. **Identify the materials in the set**:
- Plastic
- Paper
- Glass
...