What Is Glue Made Of?

The video explores the history and development of glue, starting with Neanderthal cave paintings in Lascaux, France, where early forms of glue were used to preserve art. It then discusses the growth of the adhesives industry in the 20th century, particularly during the 1930s and World War 2, leading to the creation of specialized glues. The video details the raw materials used in glue production, including animal and fish products, and describes the manufacturing process. Finally, it covers the refining and commercialization of glue, highlighting its significance in various industries.

What method did ancient artists use to make their cave paintings resistant to moisture?

How did World War 2 impact the adhesive industry?

What are some of the raw materials used in the production of glue?

Describe the process of making glue from animal parts.

What steps are taken to remove impurities from glue?