Age of Invention: The Second Soul, Part II

You’re reading Age of Invention, my newsletter on the causes of the British Industrial Revolution and the history of innovation, which goes out to over 30,000 people. This is the second instalment of this year’s special, monthly series on unsung materials. To stay tuned, subscribe here:Subscribe nowIn last month’s post I introduced the importance of salt. It was a major input to agriculture, and was widely used for preserving food, staving off the corruption of animal matter as though it had ent...