refrigeration

Refrigeration on shipboard opened up and enlarged the export trade.

Why are precautions necessary in the use of ice for refrigeration?

What effect does refrigeration have upon the composition of food?

When he arrived there, it was to find they had no refrigeration facilities.

Behold how the sun is imagined to be engendered by refrigeration!

Who can tell us now when this process of refrigeration commenced?

It is this principle that is utilized in refrigeration and ice making.

It is not a summer cheese, especially in lands where refrigeration is scarce.

Where electricity is available, the problem of refrigeration is simple.

These vapors are condensed by refrigeration into the solid form.