Her careful experimentation resulted in an amazing texture somewhere between satin and sour cream.

I'd used it so casually, without once considering possible consequences, without considering careful experimentation before actual use.

But the contrast between this careful experimentation and the lack of caution about larger claims becomes more painful as the book goes on.

By careful experimentation they had found out how to substitute a blasting cap in the bottom of the shell case.

It took about half an hour of careful experimentation.

This makes the determination of shear modulus by a torsion test a difficult task and it requires careful experimentation.

That argues for a middle course: Use Government funds to stimulate careful experimentation, within strict limits.

Through careful experimentation and development, we believe our axlotl tanks can be modified to produce melange.

Porter also marked Xes on the floor where he discovered, by careful experimentation, the resonant modes to be minimal.

A portion of his lower legs was in the lamplight, but he knew from careful experimentation that his face was hidden.