firebox

steam

Heated water's gaseous form

• boilerWater-heating vessel
• engineMachine producing motion
• tenderSoft or sore

coal · railway · train · stoker · fireman · ashpan · grate · smokebox · draft · cylinder

flame

Burning gas made visible

• ignitionStarting combustion process
• burningCombustion in progress
• fuelEnergy source material

oxygen · reaction · energy · thermal · pyrolysis · embers · glow · blaze · char · smolder

cooking

Preparing food with heat

• kitchenFood preparation room
• ovenEnclosed cooking chamber
• rangeExtent of variation

cooktop · burner · woodburning · cast iron · cookstove · potbelly · Franklin · bake · roast · heat

warmth

Heat you feel

• hearthFireplace floor area
• glowSteady, soft light
• embersSmoldering fire remnants

comfort · snug · toasty · crackling · homely · welcoming · gathering · ambiance · flickering · radiant heat

insert

Place within another thing

• chamberEnclosed room or cavity
• enclosureConfined, bordered space
• grateFramework of metal bars

damper · flue · firebrick · mantel · chimney · woodstove · pellet stove · cast iron · glass door · air intake

• trainstrains, train, locomotive, locomotives, steam locomotive
• grillinggrill, searing, gas grill, charring, coals
• hearthhearth, hearthstone, hearth stone, logs, flames
• Industrial Revolutionsteam engine, railroad, factory, coal, iron
• train thingswhistle, uniform, lantern, tracks, ticket
• brick ovenspizza oven, bread oven, adobe oven, wood-fired oven, dome oven