He searched the faces of the assembled scientists and technicians, looking for the specific individual whom he knew to be in charge of Da Vinci Base's hazardous experiments.

An undercurrent theme is that innocent people were subjected to hazardous experiments as part of irrational cold war mania.

"Mr. Kirk, what is the meaning of conducting a hazardous medical experiment involving key personnel of this ship without consulting its commander?"

The next morning was so intensely cold that my brother would not resume the journey until past ten o'clock, and even then it was a hazardous experiment.

With a sense of hazardous experiment, keeping a cautious distance from the fallen machine, he pushed the slide to shield it again.

Zouch countered Fitzwilliam's proposal for a popular address in favour of the Prince of Wales' hereditary right: "[it would be a] very hazardous experiment".

Unique products may be producible in the nearly limitless extreme vacuum of the lunar surface, and the Moon's remoteness is the ultimate isolation for biologically hazardous experiments.

Then her Indian mother, having no man to fill the winter cache, had tried the hazardous experiment of waiting till the salmon-run on fifty pounds of flour and half as many of bacon.

This secure area, designed for the performance of potentially hazardous experiments, was connected to Alpha only by travel-tube and boasted its own Eagle landing pad.

That meant untested equipment, hazardous experiments made more hazardous.