Complex sentence: Developed in 1953 by Norm Larsen, founder of the Rocket Chemical Company, San Diego, California, it was originally designed to repel water and prevent corrosion, and later was found to have numerous household uses.
Split into simpler sentences: Developed in 1953 by Norm Larsen, founder of the Rocket Chemical Company, San Diego, California. It was originally designed to repel water and prevent corrosion, and later was found to have numerous household uses.