He decided to become a subject of the human experiment for the new drug.

He is trying to write an experimental novel.

In order to find the empirical formula of this compound, you must first calculate the ratio of elements.

It is reported that North Korea has conducted another nuclear bomb test.

He is looking for a proving ground to test his new theory.

He conducted a thought experiment to solve a problem in physics.

He was taken to the operating room.

My office is on the second floor.

This empty room will become my new office.

Let's listen to the new album in the audition room.