Name a substance which can be used both as an antiseptic as well as a disinfectant .

Explanation

To answer the question "Name a substance which can be used both as an antiseptic as well as a disinfectant," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Definitions**:
- **Antiseptic**: A substance that prevents the growth of disease-causing microorganisms. It is typically safe to use on living tissues.
- **Disinfectant**: A chemical agent that is applied to non-living objects to destroy microorganisms that are living on the objects.

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