________ are used for collection of toxic waste.

Options

A. Red-coloured bins
B. Green-coloured bins
C. Black-coloured bins
D. Blue-coloured bins

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the type of bins used for the collection of toxic waste.

2. **Identifying the Options**: The video mentions four colors of dustbins: red, green, black, and blue. Each color corresponds to a different type of waste.

3. **Analyzing the Colors**:
- **Green Color**: Used for biodegradable substances.
- **Black Color**: Used for metal waste.
- **Blue Color**: Used for paper and cardboard waste.
- **Red Color**: Used for toxic waste.

4. **Conclusion**: Based on the analysis, the red color dustbin is specifically designated for the collection of toxic waste.

5. **Final Answer**: Therefore, the answer is **Red**.

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