This lemon is sour.

Please add a little vinegar to this salad.

The teacher gave me a book.

The teacher gave me some advice.

He painted the sun into the landscape.

Oleic acid is abundant in olive oil.

Palmitic acid is a type of saturated fatty acid and is contained in the fats of many animals and plants.

This soap is primarily composed of stearic acid.

This compound mainly consists of octadecanoic acid.

Hydrocyanic acid is a very dangerous chemical.