She played the piano with her fingertips.

His poem is filled with beautiful metaphors.

In the old days, people used whale oil as fuel for lamps.

I take fish oil supplements every day.

I start my day every morning by drinking plain hot water.

I always add chili oil to my ramen.

This oil solution is used to reduce friction in machinery.

This organism is a very rare type.

He is trying to get a promotion by saying flattering words to his boss.

She was sewing using a thimble.