aged

alloy

ancient

background

blowtorch

bolt

bolts

burn

burner

cooling

dirty

element

energy

equipment

fiery

fire

flame

fuel

fume

gas

gasoline

glow

handle

heat

heating

hot

iron

job

kerosene

lamp

liquid

make

manufacture

melt

metal

nut

nuts

old

plumbing

pump

repair

restoration

retro

rust

rusty

smoke

soldering

technology

temperature

texture

tool

torch

unscrew

unscrewing

vintage

warm

water

work

workshop