The molds are worth more than the value of the copper (provided they are indeed antique) so don't scrap them.
yes you can
Steel investment foundries make use of industrial molds
Copper ore is first crushed and ground into a fine powder. It is then heated in a furnace along with a reducing agent such as carbon or coke, which removes oxygen from the ore and leaves behind the copper. The molten copper is then cast into molds to form solid copper bars or ingots.
well that is ok as long if you wash your hands, but don't touch it if it can make you sick .
piece by pieceAnswerThe Statue of Liberty was actually a gift from France and it was originally designed and built there: Huge molds were constructed and copper was poured into them. When it cooled the statue was assembled. Once they were sure that everything was where it should be, the statue was broken down and shipped across the ocean to the U.S, where it was once again reassembled.
amika decides that she wants the molds to have a square base. how many of the posible molds could be used?
theydon't make it they dig it out of the grounddexteroo: let's explain this with a copper vein: miner finds copper vein, mines, gets ore, smelts, gets copper bar, sells copper.
copper is an element, you cant make copper
Plants have molds because molds depend on them for foods. That's why molds have plants.
Injection molds are usually made to the specifications of the user and there are numerous books and DVDs sold that tell you how to do this. One place that will make injection molds for you on quick turnaround is: http://www.quickparts.com/ToolingProduction.aspx
with wax and in molds