I like drawing pictures with this charcoal paper.

I bought charcoal for the barbecue.

He was hospitalized for cholecystitis.

I made a delicious custard cream using yolk.

He hiked the mountain alone.

His opinions are always extreme.

His opinions are always extreme, and he rarely takes a neutral stance.

Coal is a type of fossil fuel.

He bought a new motorcycle.

This museum exhibits ancient paintings made with cinnabar.