This machine requires mineral oil.

The price of crude oil is rising.

We need to calculate the eigenvalue of this matrix.

This park is a really pleasant place.

He solved the problem in a short amount of time.

His injury has completely healed.

His wound completely healed.

His story was full of similes, making it difficult to understand.

I use hempseed oil for salad dressing.

The government is considering increasing the surcharge on imported foreign products.