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  2. Spark arrestor - Wikipedia

    en.wikipedia.org/wiki/Spark_arrestor

    Wood- and coal-burning locomotives produce embers which are readily transported by the wind. One popular design was the Radley–Hunter spark arrester, which used a spiral-shaped cone to separate embers from the exhaust flow by centrifugal force. [1] The problem of equipment-started fires continued into the 20th century.

  3. Bellows - Wikipedia

    en.wikipedia.org/wiki/Bellows

    Diagram of a fireplace hand-bellows. A bellows or pair of bellows is a device constructed to furnish a strong blast of air.The simplest type consists of a flexible bag comprising a pair of rigid boards with handles joined by flexible leather sides enclosing an approximately airtight cavity which can be expanded and contracted by operating the handles, and fitted with a valve allowing air to ...

  4. Fireplace - Wikipedia

    en.wikipedia.org/wiki/Fireplace

    Manufactured fireplaces are made with sheet metal or glass fire boxes. Electric fireplaces can be built-in replacements for wood or gas or retrofit with log inserts or electric fireboxes. A few types are wall mounted electric fireplaces, electric fireplace stoves, electric mantel fireplaces, and fixed or free standing electric fireplaces.

  5. Ember - Wikipedia

    en.wikipedia.org/wiki/Ember

    Embers of firewood used in sauna stove. An ember, also called a hot coal, is a hot lump of smouldering solid fuel, typically glowing, composed of greatly heated wood, coal, or other carbon-based material. Embers (hot coals) can exist within, remain after, or sometimes precede, a fire. Embers are, in some cases, as hot as the fire which created ...

  6. Direct vent fireplace - Wikipedia

    en.wikipedia.org/wiki/Direct_vent_fireplace

    Direct vent fireplaces are extremely efficient compared to a traditional fireplace and can operate at about 85% efficiency. Even a very efficient traditional fireplace only operates at about 15% efficiency. This is because most of the hot air generated by the fire travels up the chimney due to convection.

  7. Firefighting foam - Wikipedia

    en.wikipedia.org/wiki/Firefighting_foam

    Class A foams lower the surface tension of the water, which assists in the wetting and saturation of Class A foams with water. It penetrates and extinguishes embers at depth. This aids fire suppression and can prevent re-ignition. [3] Favourable experiences led to its acceptance for fighting other types of class A fires, including structure ...