The airflow in this room is very good.

Superfluidity is a part of physics, referring to the phenomenon where certain liquids flow without friction.

He became a one-eyed person due to an accident.

Oleum is a very dangerous chemical, and it requires great caution when handling.

The flow of the river is very quiet and comfortable.

Ryuu raised his axe.

My younger brother caught the influenza.

This fashion spread quickly.

He is an expert in fluid mechanics.

This area is equipped with a sewer installed by the prefecture, making life very convenient.