Materials of Civilization

The paper should include information about a particular material discovery, material improvement, property discovery, property improvement or process development, material improvement, property discovery, improvement, or process development that impacted the course of human civilization. What technology did it displace in its application (if any)?How did its development come about? Who did it?Did geography play a role? Did anything else have to be developed/discovered in order for your topic to have happened? Was there any controversy involved along the way?Was the adoption slow or rapid, and why?