Question

why do Goldsmith use outer zone of the flame for melting gold? please give answer

Answer 1

goldsmith use outermost zone of the flame for melting gold because because in this complete combustion take place

Answer 2

ANSWER:

Due to combustion property the Goldsmith uses the 'outer zone' of the 'flame' for melting silver and gold.

EXPLANATION:

Because the outermost layer undergoes the 'complete combustion' and is the hottest of the flame. Gold smith is trained in many ways which includes the sawing, cutting, forging, melting, casting, beating, embossing, filling, enamelling and polishing of precious metals.

Combustion is the chemical process where in metals reacts with 'oxygen' and produces the energy during the process in heat and light or both form.