Extra red makes it turn the space just outside the cell walls slightly acidic.

Her record company is promoting a playful, slightly acidic single called "Almost," which sounds like a hit.

Normal rain has a pH of about 5.6, which is slightly acidic.

You need to add enough acid to keep the pH slightly acidic.

The water should be reasonably soft and also slightly acidic.

Apple fruits often have a slightly acidic or woody taste.

Its water is clear, dark, slightly acidic, and tannin stained.

Ours was slightly acidic, but a splash of oil made it perfect.

Again, you will likely just determine that the water is slightly acidic -if at all.

The surface of the regular board, like many other types of paper, is slightly acidic.