fire bag
/ˈfʌɪəbaɡ/noun
1A bag containing essential items for use or retrieval in the event of fire. Now rare.
2Chiefly US. A bag containing items for kindling a fire, especially one used by American Indians.
3A small chimney or flue inside a kiln into which flames from a hearth or fireplace are guided on their way to the body of the kiln.
Origin
Mid 18th century; earliest use found in General Advertiser. From fire + bag.