Deprived of the direct rays of the sun, the gas was condensing.

Now the condensing of milk has grown to be a very large industry.

This consists in boiling the water and condensing the steam.

The art of compressing and condensing provisions was unknown.

The philosophers have ingenious instruments for condensing air.

In these engines the whole of the condensing apparatus, viz.

Stephenson did for the locomotive what Watt did for the condensing engine.

Wilson cannot resist amplifying even while he is condensing.

An earthenware still and condensing worm should be employed.

The partially condensed vapour now passes into the condensing vessel F, the worm of which is surrounded by cold water.