mesopotamian frog bce ref name mco ref specific techniques include lost wax casting plaster mould casting sand casting welding process different pieces metal fused together create different shapes designs many different forms welding oxy fuel welding stick welding mig welding tig welding oxy fuel probably common method welding comes creating steel sculptures easiest use shaping steel well making clean less noticeable joins steel key oxy fuel welding heating
Humanities Visual arts Fine arts Sculpture