test-tube

It is a mega-leap from the agar and test-tube finding to real patients and their delicate lungs.

Scientists hope the five-ounce patty, made from 100 percent test-tube meat, heralds the future of food production.

Participants would spit in a test tube before the start of the match, immediately after, and the next morning.

Should the vapor not condense well, the test-tube may be immersed in a glass of cold water.

For comparison, the gas may be passed through a test-tube containing an equal amount of distilled water.

The animal body is not a test-tube and, in it, the laws of physics are modified by those of physiology.

If sulphur is put into a test tube and heated, it at first melts and becomes quite thin like water.

To a little of this filtrate in a test tube add the same volume of a saturated aqueous solution of picric acid.