Which ancient civilization first used branded clay seals as a form of product packaging to identify the manufacturer and guarantee authenticity of goods in long-distance trade?

Before modern retail stores and fancy packaging, ancient civilizations had their own innovative ways of branding, storing, and selling products. Their packaging solutions and merchandising techniques were surprisingly sophisticated and laid the groundwork for many practices we still use today. Test your knowledge about how ancient merchants distinguished their goods in bustling marketplaces from Mesopotamia to Rome!

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Mesopotamians (circa 3500 BCE)
Egyptians (circa 3000 BCE)
Chinese Han Dynasty (circa 200 BCE)
Roman Empire (circa 100 CE)