sunken hearth; sunken fireplace
atomic reactor; nuclear reactor
reactor; reacting furnace
decommissioning (of a nuclear reactor, furnace, incinerator etc.); decommissioned nuclear reactor (or furnace, incinerator, etc.)
hearthfire; ingle; open fire in a fireplace
converter (used in refining); rotary kiln
fireplace or hearth dug into the ground or floor
fireplace or hearth dug into the ground or floor
first lighting of the hearth in a Zen temple (first day of the 10th or 11th month)
Fornax (constellation); the Furnace
pressurized water reactor; pressurised water reactor; PWR
furnace (for casting bronze)
Fornax (constellation); the Furnace
calciner; roasting furnace; calcining furnace
sunken hearth; sunken fireplace
sunken hearth; sunken fireplace