The prehistoric people used naturally-occurring volcanic glass such as obsidian to fashion weapons like knives and arrowheads, as well as jewelry and money. However, this glass isn’t the clear, transparent type of glass that we’re used to. Glass windows history traces far back to the prehistoric times when glass was first discovered in nature. The First-Ever Glass was Black and Volcanic So sit back, relax, and let’s get started on this historical journey! In this article, we will take some time to look back and appreciate the phases in the invention of glass windows that have led to the refinement of modern glass windows of today. This just goes to show how far along we’ve come in the development of glass windows. There was no way to properly enjoy a clear, crisp view looking out from this type of glass! Crown glass is also not as strong or as safe as the glass windows of today. For example, the image below is called crown glass, a product of one of the earliest methods of creating glass windows. But before humanity was able to reap the benefits of modern glass windows, glass windows used to look very different. The glass windows of today are clear, fortified, and even help us to save on energy costs. Seeing how sleek and polished glass windows of today are, it’s very hard to imagine a point in time when they were crudely made or even completely absent.
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