Which packaging innovation did ancient Egyptian merchants develop specifically to increase the shelf life and export potential of their luxury perfume products?

The ancient Egyptians were masters of packaging design, creating containers that not only preserved their goods but also told stories through symbolic imagery. From alabaster jars for precious unguents to ceramic vessels adorned with hieroglyphs, their packaging served practical, religious, and commercial purposes. Test your knowledge about how these ancient merchants presented their products to both mortal customers and the gods themselves!

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Sealed alabaster containers with double-lid systems that created airtight chambers
Clay amphorae with wax-sealed stoppers featuring the pharaoh's cartouche as a brand mark
Papyrus wrapping treated with natron that changed color when the product inside began to degrade
Glass bottles with reed stoppers marked with hieroglyphic instructions for optimal storage conditions