Which packaging innovation revolutionized the transportation industry by standardizing global shipping and reducing loading/unloading times by up to 90%?

The transportation industry has seen remarkable packaging innovations that have revolutionized how products are shipped, delivered, and protected during transit. These innovations have addressed challenges like sustainability, damage reduction, tracking capabilities, and efficiency. This trivia question focuses on a groundbreaking packaging development that transformed the transportation sector and global shipping practices.

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The shipping container (intermodal container), introduced commercially in the 1950s
Vacuum-sealed shrink wrap, developed in the 1970s for palletized goods
RFID-embedded smart packaging, introduced in the early 2000s
Biodegradable air pillows, which replaced styrofoam peanuts in the 1990s