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Dr Karl visits the Kookaburra Sport cricket ball factory in Melbourne and learns how this global symbol of Australian sport is crafted from humble beginnings.
Dr Karl takes a peek inside the Bundaberg Ginger Beer Master Brewery. From the ginger farm to the packing line, he examines how this iconic soft drink - made from a spice and then fermented - is produced.
We know we shouldn't, but most of us can't resist the temptation of a lolly. At the Allen's factory, Dr Karl steps onto the factory floor to see how Snakes Alive are made - spoiler alert, the most popular flavour is red.