In the first part of this story, ‘The Roaring Twenties-1’ we saw how the economies of America and Europe bounced back, and created revolutionary new products, such as remarkable new cars and aeroplanes, and how road networks were expanded, giving greater space for the cars, buses, and trucks. In the second part of this story, ‘The Roaring Twenties-2’ we talked about how more new products were launched for homes, including record players, washing machines, and vacuum cleaners.