The use of aluminium and its compounds for domestic purposes is now reduced considerably because of their

Options

A. toxic nature
B. rare availability
C. acidic nature
D. radioactivity

Answer

To answer the question, "The use of aluminium and its compounds for domestic purposes is now reduced considerably because of their," we need to analyze the properties of aluminium and its compounds.

### Step-by-Step Solution:

1. **Understanding Aluminium and Its Compounds**:
- Aluminium is a widely used metal known for its lightweight and corrosion-resistant properties. Its compounds, such as aluminium oxide and aluminium sulfate, are also commonly used in various applications.

**Hint**: Consider the properties of aluminium and its compounds that might affect their safety and usability in households.

2. **Identifying the Concerns**:
- Over time, studies have shown that certain aluminium compounds can have toxic effects on human health. For instance, excessive exposure to aluminium has been linked to neurological issues and other health concerns.

**Hint**: Think about how health concerns can influence the use of materials in everyday life.

3. **Evaluating Toxicity**:
- The toxicity of aluminium and its compounds is a significant factor in their reduced use. Many consumers are becoming more aware of the potential health risks associated with toxic substances, leading to a preference for safer alternatives.

**Hint**: Reflect on how consumer awareness and health regulations can impact the popularity of certain materials.

4. **Conclusion**:
- Therefore, the use of aluminium and its compounds for domestic purposes has been considerably reduced primarily due to their toxic nature. This has led to a shift towards safer materials in household products.

**Hint**: Summarize the main reason for the decline in the use of aluminium and its compounds in domestic applications.

### Final Answer:
The use of aluminium and its compounds for domestic purposes is now reduced considerably because of their toxic nature.