[Flame. (Metals and their melting)].
D003300:Copper; D003764:Dental Materials; D006046:Gold; D008669:Metallurgy; D008906:Mining; D010984:Platinum
D003764:Dental Materials; D010984:Platinum; D006046:Gold; D003300:Copper
"Llama" (metales y fundicion de los mismos).