What Is Cork Made of?
![Harvesting Cork Bark](https://www.uniguide.com/wp-content/uploads/2019/08/harvesting-cork-bark-300.jpg)
What is cork? A number of times, I’ve been asked the question, “What is cork made of?” Most recently, my dental hygienist and I started talking about cork when he asked me what I do for a living. I showed him my cork wallet as an example of some of the products I write about […]