Weekend Variety Wireless With Graeme Hill On Radiolive

Weekend Variety Wireless host Graeme Hill talks to author Simon Winchester about his book, Exactly! How precision engineers created the modern world. Graeme describes the book as a salute to the engineer. The book taps into a market which previously wasnt really served by books. There are 2.5 million working engineers in this country [United States], says Mr Winchester. In the early 50s, Mr Winchesters father introduced to him a beautiful wooden box with red velvet which held over 100 small steel pieces of metal of an array of sizes. These steel pieces described as Gage Blockswere used to calibrate things like micrometres. This is where Mr Winchester first learned of precision engineering. Precision is integral to all aspects of life. But what exactly is precision and how did it become such a vital component to the modern world? In order to calibrate precision, you have to have something more precise. How do you measure that? Graeme asks, perplexed by precision engineering. There are many stories about