We camped in a densely wooded area.

This product is subject to a prohibition of sale.

The government issued a curfew to prevent the spread of the new coronavirus.

He is a person of strong vanity who reads self-improvement books.

In physics, blackbody radiation is a very important concept.

Sufficient caution is necessary when handling radioactive materials.

Cosmic background radiation is considered evidence of the Big Bang.

Radioactive elements are produced in nature and scientific experiments.

He attacked the enemy using a flamethrower.

The British Indian Ocean Territory is a region managed by the UK.