I had no idea about this.

6. Unclog drains with vinegar Vinegar
can help keep drains clear and flowing freely. To unclog a drain, pour one cup of baking soda and one cup of vinegar down the drain. The chemical reaction between the baking soda and vinegar creates a fizzing effect that can help unclog the clog. After letting the mixture sit for about 15 minutes, flush the drain with hot water to remove any remaining dirt.
7. Keep cut flowers fresh
Vinegar can extend the life of cut flowers by inhibiting the growth of bacteria in the water. To make a flower preservative solution, mix two tablespoons of vinegar and one tablespoon of sugar in a quart of water. Pour the mixture into a vase before adding the flowers. This will help keep the water fresh and the flowers vibrant for longer.
8. Soothe a sunburn with vinegar
Vinegar can help relieve the discomfort of a sunburn. Its cooling properties can soothe the skin, while its acidity helps restore the skin’s natural pH balance. To treat a sunburn, dilute vinegar with an equal amount of water and gently apply it to the affected area with a soft cloth or cotton pad. This can help reduce redness and inflammation, providing a soothing effect.
9. Polish metal surfaces with vinegar Vinegar