At design school, one of our ID professors described how exciting it was, mid-20th-century, when blow molding came into its own as a production method. He described industrial designers blow molding items as large as garbage cans. Well, this blows that out of the water:
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That's a 10,000-liter (2,641-gallon) water tank. The demonstration is by Yankang Plastic Machinery, who describes themselves as China's leading manufacturer of blow molding machines. (Stunningly, they claim they've also got a 20,000-liter blow molding unit, but sadly there's no video.)
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