Fill in the following blanks with suitable words :
The substances which vaporise during burning, give ………………….

Explanation

To fill in the blank in the statement "The substances which vaporise during burning, give ………………….," we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Key Concept**: The question is asking about the result of substances that vaporize during the process of burning.

2. **Understand Vaporization and Burning**: When substances burn, they often change from a solid or liquid state into a gas (vapor). This vaporization is crucial for the combustion process.

...