Animal experiments are necessary for the advancement of science, but there are also ethical issues.

He is learning about the handling of experimental animals.

Morality is an important element for smoothing human relationships.

My friend works at a real estate agency.

We believe that all people should be treated equally.

He is deeply interested in Onmyodo, and incorporates its philosophy into his daily life.

This car is powered by electricity.

He left early to participate in the protest.

My father is the leader of a labor union.

In this factory, there are many workers who do physically demanding jobs.