燃やす
annealing
anvil
atmospheric
billet
blacksmith
boron
brass
burner
chain
craft
dark
delicate
dental
drill
drilling
factory
file
finger
fingernail
fitter
gas
gold
goldsmith
grind
handmade
heat
jeweler
jewelry
kindle
master
metal
mill
palm
plant
preform
processing
production
profession
professional
red
ring
sample
silver
standard
tools
turner
welding
workbench
workshop