According to legend, Romans trace their origins to Aeneas.

The art of smelting and casting metals.

The art and science of melting and casting of metals and alloys into useful objects that serve the needs of industry. It is better known as metal casting.

the act of starting something for the first time; introducing something new; "she looked forward to her initiation as an adult"; "the foundation of a new scientific society"; "he regards the fork as a modern introduction"

The initial phase of melting batch. For many modern glasses, the materials must be heated to a temperature of about 2450° F (1400° C). This is followed by a maturing period, during which the molten glass cools to a working temperature of about 2000° F (1100° C).

Heating the glass to a proper usable temperature.