The daily strip was known for its experimental use of a two-tier format during the first years.

By June the network was up to seven switches, and was available throughout the day for experimental use.

Seven other models have been approved for experimental use.

Castle, along with his students, then first brought the fly into their labs for experimental use.

Standard protocol, then and now, requires special medical approval for experimental human use of radioisotopes.

Or it might start with his first experimental use of that metal with entirely impossible results.

But they contend that after another year of experimental use the process will be made more efficient.

They are also hunted for the purpose of exports for medical experimental use.

"The insurance company will decline to pay, because that is considered experimental or off-label use of drugs."

Its property of nitrogen fixation has been put to experimental use.