- Additional, the person of drying hair should notice to choose weak acidity shampoo, because alkalescent shampoo can have taken away much oil, make scalp more dry.
- He gave me a taste of his acid wit.
- Acid irritates the stomach lining.
- Acid had pitted the surface of the silver.
- The soil becomes more and more acidic as pollution mounts up.
- I am doing an experiment of neutralizing acid.