My diet is rich in protein.

Dahlia is my favorite flower.

This picture was drawn using charcoal paper.

I draw pictures using brown charcoal.

I am planning to go to Istanbul next week.

In this experiment, we will observe the movement of cells using green fluorescent protein (ryokushoku keikou tanpakushitsu).

In this experiment, we will observe the movement of cells using green fluorescent protein.

He recognizes the danger of extremism.

Fluoromethane plays an important role in chemical reactions.

Chloromethane is often used in organic chemistry experiments.