soft, raised surface upon cloth, mid-14c., downy plumage, from Anglo-French pyle or Middle Dutch pijl, both from Latin pilus a hair (source of Italian pelo, Old French pel). Phonological evidence rules out transmission of the English word via Old French cognate peil, poil. Meaning nap upon cloth is from 1560s.
Updated 01/08/17. 1  of 06. Gas Furnace Types and Efficiency Ratings BanksPhotos / Getty Images The gas furnace in your home is a critically important appliance and one you depend on to work reliably, efficiently and quietly. 2  of 06. Low Efficiency Furnace: 55% to 72% AFUE (obsolete technology) Characteristics. 3  of 06.
The two main types of gas fireplaces are vented and vent-free. Gas logs that are âventedâ are able to take the place of wood in a traditional chimney. These are vented such that any dangerous gases like carbon monoxide will exit the home.However, merely converting from a wood burning aparatus to gas logs will not solve the problems of a deteriorated chimney.as logs that are âventedâ are able to take the place of wood in a traditional chimney. These are vented such that any dangerous gases like carbon monoxide will exit the home. However, merely converting from a wood burning aparatus to gas logs will not solve the problems of a deteriorated chimney.