Engineer Guy Bill Hammack comes from the University of Illinois and proves the following Video more Knowledge overdoses than the average supermarket employee. Why does the box look like a cylinder? Boxes were too stabeln much more efficient. And as these things are now being prepared? All these questions and more are answered in 11 Minutes. Shit, I just actually 11 Watched minutes, as someone has talked about beverage cans?
He explains why it is cylindrical, outlines the manufacturing steps needed to created the can, notes why the can narrows near it lid, show close ups of the double-seam that hold the lid on, and details the complex operation of the tab that opens the can.