Tag Archives: Clay tablet

How Does Dry Cleaning Work?


How Does Dry Cleaning Work?

Dry cleaning is the process of cleaning fabrics without water. Special solvents and soaps are used so as not to harm fabrics. The practice began in France in the middle of the 19th century, after a dye-works owner noticed that his tablecloth became cleaner after his maid spilled kerosene on it. Early solvents were extremely flammable and led to many fires and explosions. Newer chlorinated hydrocarbon synthetic solvents, such as perchlorethylene, are nonflammable but pose what other dangers? More… Discuss

The Royal Library of Ashurbanipal


The Royal Library of Ashurbanipal

The Royal Library of Ashurbanipal in Nineveh was the first systematically organized library in West Asia. It was created by Ashurbanipal, the last great Assyrian king, who reigned in the 7th century BCE and controlled most of the then-known world. Excavations at the site have uncovered thousands of clay tablets constituting today’s chief source of knowledge about ancient Mesopotamia. The collection includes historical and scientific literature, flood and creation myths, and what famous epic? More… Discuss