Butyrate is said to be beneficial for the health of the intestinal flora.

His trilogy is very popular.

I use a set square to draw shapes.

Mensa is one of the constellations in the southern hemisphere.

In chemistry class, I learned about acid anhydride.

In chemistry class, I learned about acidic oxides.

Lower fatty acids play an important role in the human body.

This fossil is made of carbon.

Daisan Beer is my favorite beer.

The thirteenth day of the month is my birthday.