He is learning about the handling of experimental animals.

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

We ordered new materials for experiments.

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

He conducts research in the laboratory every day.

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

He is trying to write an experimental novel.

Electromagnetic radiation conveys energy in forms such as light and radio waves.

He is receiving treatment for brain radiation.

A cooling device utilizing the principle of radiative cooling has been developed.