PRACS Institute, Ltd., established in 1983, is a company that tests new or developing types of medicine.

I tested both types on thin- and thick-skinned vegetables and fruits, and on hard cheese, lemons, chilled butter and French chocolate.

After testing different types of cheeses, Mr. Moore settled on a processed restricted-melt cheese, meaning that it is manufactured to withstand high temperatures.

Companies are testing other types of wireless data networks that speed the work of repairmen and automobile insurance adjusters.

Using these models, ecologists have tested various types of ecological control mechanisms.

Clinical trials testing new types of treatment, such as hormone therapy followed by radical prostatectomy.

The study, which tested different types of turbines in different locations, showed the worst performing devices provided less energy than needed for a conventional light bulb.

The chamber is instrumented to conduct physiological studies and to test various types of equipment.

They recruited 205 members of the public to test new types of toilet seat.

Dr. Magnarelli said he was weighing whether to test new types of pesticides.