Which product innovation, developed around 50 BCE, used standardized molds to mass-produce items with consistent quality and revolutionized Roman trade?

Long before modern manufacturing techniques, ancient civilizations pioneered remarkable product innovations that transformed commerce and daily life. The Phoenicians, Egyptians, Greeks, and Romans all developed sophisticated techniques to create distinctive products that became sought after throughout the ancient world. This poll explores one of history's most significant product innovations that revolutionized Mediterranean trade and established new standards for manufacturing consistency.

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Terra Sigillata pottery (red-gloss ceramic ware)
Blown glass vessels
Cast bronze oil lamps
Standardized amphora containers