Why Is the Supply Chain Still So Snarled? We Explain, With a Hot Tub (WSJ)

The global supply chain is an intricate ballet of container ships, airplanes, trucks and trains. The coronavirus pandemic threw it out of whack. This is why you often can’t buy the goods you want. Hot-tub maker Bullfrog Spas saw demand soar as homebound consumers upgraded their backyards. Yet its supply chain spans thousands of miles across continents and oceans. On a typical day, its Herriman, Utah, factory takes delivery of 40,000 gallons of chemicals, 400 sheets of plastic and up to 60,000 additional components.

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