10/22/2026
In 1956, Malcolm McLean patented an idea that revolutionized world trade and brought down global shipping costs by over 90%.
What was his invention?
A) The barcode reader
B) The standardized intermodal shipping container
C) The hydraulic tailgate lift
D) The GPS tracking device
Drop your guess below! (Hint: It’s the large metal box you see stacked on cargo ships and semi-trucks worldwide).