query: Are footballs really made of pig skin?
passage: Football (ball)
The first balls were made of natural materials, such as an inflated pig bladder, later put inside a leather cover, which has given rise to the American slang-term "pigskin". Modern balls are designed by teams of engineers to exacting specifications, with rubber or plastic bladders, and often with plastic covers. Various leagues and games use different balls, though they all have one of the following basic shapes:
passage: Craig Johnston
After retiring from playing football, Johnston found success as a businessman and innovator, designing and creating the prototype for Adidas' Predator football boot, worn by many of the world's top players of both football and rugby including Zinedine Zidane, David Beckham, Steven Gerrard, Xavi, Jonny Wilkinson and Ronan O'Gara. He later designed another innovative boot called The Pig or, to give them their full title, the Patented Interactive Grip can come as a 'skin' that can be placed over the toe of an existing boot. Getting the first boot off the ground took Johnston 5 years and was initially refused by Adidas, as well as Nike and Reebok. However, Johnston had filmed Franz Beckenbauer using the boots in Germany in snowy conditions, and its increased grip led to Adidas agreeing to the proposal.