In many forms of fireplaces fresh air is brought in and passed around the back and sides of the stove before being admitted into the room.
Great improvements, however, have been effected in the design of open fireplaces, and many ingenious contrivances of this nature are now in the market which combine efficiency of heating with economy of fuel.
Cabins feature similar amenities in addition to covered porches and fireplaces.
the Brahman or superintending priest; the Hotri or reciter of hymns and verses; the Udgatri or chanter; and the Adhvaryu or offerer, who looks after the details of the ceremonial, including the preparation of the offering-ground, the construction of fireplaces and altars, the making of oblations and muttering of the prescribed formulae.
During his residence in London he applied himself to the discovery of methods for curing smoky chimneys and the contrivance of improvements in the construction of fireplaces.