gas furnace

noun

First recorded in 1870–75

The ring thus prepared was placed in a cast-iron box and heated in a gas furnace.

A gas-furnace is formed by grouping in a single mass of masonry a certain number of elements of the kind just described.

If a gas furnace is not on the bench to heat the iron, then a gasoline furnace is necessary.

In 1886 he produced metallic sodium by mixing caustic soda with iron and charcoal in an iron pot and heating in a gas furnace.

The capsule or basin (c) is a water bath heated by the little gas furnace (d).

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